Annotation of loncom/interface/loncommon.pm, revision 1.717
1.10 albertel 1: # The LearningOnline Network with CAPA
1.1 albertel 2: # a pile of common routines
1.10 albertel 3: #
1.717 ! tempelho 4: # $Id: loncommon.pm,v 1.716 2008/12/15 08:11:32 raeburn Exp $
1.10 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
1.1 albertel 28:
29: # Makes a table out of the previous attempts
1.2 albertel 30: # Inputs result_from_symbread, user, domain, course_id
1.16 harris41 31: # Reads in non-network-related .tab files
1.1 albertel 32:
1.35 matthew 33: # POD header:
34:
1.45 matthew 35: =pod
36:
1.35 matthew 37: =head1 NAME
38:
39: Apache::loncommon - pile of common routines
40:
41: =head1 SYNOPSIS
42:
1.112 bowersj2 43: Common routines for manipulating connections, student answers,
44: domains, common Javascript fragments, etc.
1.35 matthew 45:
1.112 bowersj2 46: =head1 OVERVIEW
1.35 matthew 47:
1.112 bowersj2 48: A collection of commonly used subroutines that don't have a natural
49: home anywhere else. This collection helps remove
1.35 matthew 50: redundancy from other modules and increase efficiency of memory usage.
51:
52: =cut
53:
54: # End of POD header
1.1 albertel 55: package Apache::loncommon;
56:
57: use strict;
1.258 albertel 58: use Apache::lonnet;
1.46 matthew 59: use GDBM_File;
1.51 www 60: use POSIX qw(strftime mktime);
1.82 www 61: use Apache::lonmenu();
1.498 albertel 62: use Apache::lonenc();
1.117 www 63: use Apache::lonlocal;
1.685 tempelho 64: use Apache::lonnet();
1.139 matthew 65: use HTML::Entities;
1.334 albertel 66: use Apache::lonhtmlcommon();
67: use Apache::loncoursedata();
1.344 albertel 68: use Apache::lontexconvert();
1.444 albertel 69: use Apache::lonclonecourse();
1.479 albertel 70: use LONCAPA qw(:DEFAULT :match);
1.657 raeburn 71: use DateTime::TimeZone;
1.687 raeburn 72: use DateTime::Locale::Catalog;
1.117 www 73:
1.517 raeburn 74: # ---------------------------------------------- Designs
75: use vars qw(%defaultdesign);
76:
1.22 www 77: my $readit;
78:
1.517 raeburn 79:
1.157 matthew 80: ##
81: ## Global Variables
82: ##
1.46 matthew 83:
1.643 foxr 84:
85: # ----------------------------------------------- SSI with retries:
86: #
87:
88: =pod
89:
1.648 raeburn 90: =head1 Server Side include with retries:
1.643 foxr 91:
92: =over 4
93:
1.648 raeburn 94: =item * &ssi_with_retries(resource,retries form)
1.643 foxr 95:
96: Performs an ssi with some number of retries. Retries continue either
97: until the result is ok or until the retry count supplied by the
98: caller is exhausted.
99:
100: Inputs:
1.648 raeburn 101:
102: =over 4
103:
1.643 foxr 104: resource - Identifies the resource to insert.
1.648 raeburn 105:
1.643 foxr 106: retries - Count of the number of retries allowed.
1.648 raeburn 107:
1.643 foxr 108: form - Hash that identifies the rendering options.
109:
1.648 raeburn 110: =back
111:
112: Returns:
113:
114: =over 4
115:
1.643 foxr 116: content - The content of the response. If retries were exhausted this is empty.
1.648 raeburn 117:
1.643 foxr 118: response - The response from the last attempt (which may or may not have been successful.
119:
1.648 raeburn 120: =back
121:
122: =back
123:
1.643 foxr 124: =cut
125:
126: sub ssi_with_retries {
127: my ($resource, $retries, %form) = @_;
128:
129:
130: my $ok = 0; # True if we got a good response.
131: my $content;
132: my $response;
133:
134: # Try to get the ssi done. within the retries count:
135:
136: do {
137: ($content, $response) = &Apache::lonnet::ssi($resource, %form);
138: $ok = $response->is_success;
1.650 www 139: if (!$ok) {
140: &Apache::lonnet::logthis("Failed ssi_with_retries on $resource: ".$response->is_success.', '.$response->code.', '.$response->message);
141: }
1.643 foxr 142: $retries--;
143: } while (!$ok && ($retries > 0));
144:
145: if (!$ok) {
146: $content = ''; # On error return an empty content.
147: }
148: return ($content, $response);
149:
150: }
151:
152:
153:
1.20 www 154: # ----------------------------------------------- Filetypes/Languages/Copyright
1.12 harris41 155: my %language;
1.124 www 156: my %supported_language;
1.12 harris41 157: my %cprtag;
1.192 taceyjo1 158: my %scprtag;
1.351 www 159: my %fe; my %fd; my %fm;
1.41 ng 160: my %category_extensions;
1.12 harris41 161:
1.46 matthew 162: # ---------------------------------------------- Thesaurus variables
1.144 matthew 163: #
164: # %Keywords:
165: # A hash used by &keyword to determine if a word is considered a keyword.
166: # $thesaurus_db_file
167: # Scalar containing the full path to the thesaurus database.
1.46 matthew 168:
169: my %Keywords;
170: my $thesaurus_db_file;
171:
1.144 matthew 172: #
173: # Initialize values from language.tab, copyright.tab, filetypes.tab,
174: # thesaurus.tab, and filecategories.tab.
175: #
1.18 www 176: BEGIN {
1.46 matthew 177: # Variable initialization
178: $thesaurus_db_file = $Apache::lonnet::perlvar{'lonTabDir'}."/thesaurus.db";
179: #
1.22 www 180: unless ($readit) {
1.12 harris41 181: # ------------------------------------------------------------------- languages
182: {
1.158 raeburn 183: my $langtabfile = $Apache::lonnet::perlvar{'lonTabDir'}.
184: '/language.tab';
185: if ( open(my $fh,"<$langtabfile") ) {
1.356 albertel 186: while (my $line = <$fh>) {
187: next if ($line=~/^\#/);
188: chomp($line);
189: my ($key,$two,$country,$three,$enc,$val,$sup)=(split(/\t/,$line));
1.158 raeburn 190: $language{$key}=$val.' - '.$enc;
191: if ($sup) {
192: $supported_language{$key}=$sup;
193: }
194: }
195: close($fh);
196: }
1.12 harris41 197: }
198: # ------------------------------------------------------------------ copyrights
199: {
1.158 raeburn 200: my $copyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}.
201: '/copyright.tab';
202: if ( open (my $fh,"<$copyrightfile") ) {
1.356 albertel 203: while (my $line = <$fh>) {
204: next if ($line=~/^\#/);
205: chomp($line);
206: my ($key,$val)=(split(/\s+/,$line,2));
1.158 raeburn 207: $cprtag{$key}=$val;
208: }
209: close($fh);
210: }
1.12 harris41 211: }
1.351 www 212: # ----------------------------------------------------------- source copyrights
1.192 taceyjo1 213: {
214: my $sourcecopyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}.
215: '/source_copyright.tab';
216: if ( open (my $fh,"<$sourcecopyrightfile") ) {
1.356 albertel 217: while (my $line = <$fh>) {
218: next if ($line =~ /^\#/);
219: chomp($line);
220: my ($key,$val)=(split(/\s+/,$line,2));
1.192 taceyjo1 221: $scprtag{$key}=$val;
222: }
223: close($fh);
224: }
225: }
1.63 www 226:
1.517 raeburn 227: # -------------------------------------------------------------- default domain designs
1.63 www 228: my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors';
1.517 raeburn 229: my $designfile = $designdir.'/default.tab';
230: if ( open (my $fh,"<$designfile") ) {
231: while (my $line = <$fh>) {
232: next if ($line =~ /^\#/);
233: chomp($line);
234: my ($key,$val)=(split(/\=/,$line));
235: if ($val) { $defaultdesign{$key}=$val; }
236: }
237: close($fh);
1.63 www 238: }
239:
1.15 harris41 240: # ------------------------------------------------------------- file categories
241: {
1.158 raeburn 242: my $categoryfile = $Apache::lonnet::perlvar{'lonTabDir'}.
243: '/filecategories.tab';
244: if ( open (my $fh,"<$categoryfile") ) {
1.356 albertel 245: while (my $line = <$fh>) {
246: next if ($line =~ /^\#/);
247: chomp($line);
248: my ($extension,$category)=(split(/\s+/,$line,2));
1.158 raeburn 249: push @{$category_extensions{lc($category)}},$extension;
250: }
251: close($fh);
252: }
253:
1.15 harris41 254: }
1.12 harris41 255: # ------------------------------------------------------------------ file types
256: {
1.158 raeburn 257: my $typesfile = $Apache::lonnet::perlvar{'lonTabDir'}.
258: '/filetypes.tab';
259: if ( open (my $fh,"<$typesfile") ) {
1.356 albertel 260: while (my $line = <$fh>) {
261: next if ($line =~ /^\#/);
262: chomp($line);
263: my ($ending,$emb,$mime,$descr)=split(/\s+/,$line,4);
1.158 raeburn 264: if ($descr ne '') {
265: $fe{$ending}=lc($emb);
266: $fd{$ending}=$descr;
1.351 www 267: if ($mime ne 'unk') { $fm{$ending}=$mime; }
1.158 raeburn 268: }
269: }
270: close($fh);
271: }
1.12 harris41 272: }
1.22 www 273: &Apache::lonnet::logthis(
1.705 tempelho 274: "<span style='color:yellow;'>INFO: Read file types</span>");
1.22 www 275: $readit=1;
1.46 matthew 276: } # end of unless($readit)
1.32 matthew 277:
278: }
1.112 bowersj2 279:
1.42 matthew 280: ###############################################################
281: ## HTML and Javascript Helper Functions ##
282: ###############################################################
283:
284: =pod
285:
1.112 bowersj2 286: =head1 HTML and Javascript Functions
1.42 matthew 287:
1.112 bowersj2 288: =over 4
289:
1.648 raeburn 290: =item * &browser_and_searcher_javascript()
1.112 bowersj2 291:
292: X<browsing, javascript>X<searching, javascript>Returns a string
293: containing javascript with two functions, C<openbrowser> and
294: C<opensearcher>. Returned string does not contain E<lt>scriptE<gt>
295: tags.
1.42 matthew 296:
1.648 raeburn 297: =item * &openbrowser(formname,elementname,only,omit) [javascript]
1.42 matthew 298:
299: inputs: formname, elementname, only, omit
300:
301: formname and elementname indicate the name of the html form and name of
302: the element that the results of the browsing selection are to be placed in.
303:
304: Specifying 'only' will restrict the browser to displaying only files
1.185 www 305: with the given extension. Can be a comma separated list.
1.42 matthew 306:
307: Specifying 'omit' will restrict the browser to NOT displaying files
1.185 www 308: with the given extension. Can be a comma separated list.
1.42 matthew 309:
1.648 raeburn 310: =item * &opensearcher(formname,elementname) [javascript]
1.42 matthew 311:
312: Inputs: formname, elementname
313:
314: formname and elementname specify the name of the html form and the name
315: of the element the selection from the search results will be placed in.
1.542 raeburn 316:
1.42 matthew 317: =cut
318:
319: sub browser_and_searcher_javascript {
1.199 albertel 320: my ($mode)=@_;
321: if (!defined($mode)) { $mode='edit'; }
1.453 albertel 322: my $resurl=&escape_single(&lastresurl());
1.42 matthew 323: return <<END;
1.219 albertel 324: // <!-- BEGIN LON-CAPA Internal
1.50 matthew 325: var editbrowser = null;
1.135 albertel 326: function openbrowser(formname,elementname,only,omit,titleelement) {
1.170 www 327: var url = '$resurl/?';
1.42 matthew 328: if (editbrowser == null) {
329: url += 'launch=1&';
330: }
331: url += 'catalogmode=interactive&';
1.199 albertel 332: url += 'mode=$mode&';
1.611 albertel 333: url += 'inhibitmenu=yes&';
1.42 matthew 334: url += 'form=' + formname + '&';
335: if (only != null) {
336: url += 'only=' + only + '&';
1.217 albertel 337: } else {
338: url += 'only=&';
339: }
1.42 matthew 340: if (omit != null) {
341: url += 'omit=' + omit + '&';
1.217 albertel 342: } else {
343: url += 'omit=&';
344: }
1.135 albertel 345: if (titleelement != null) {
346: url += 'titleelement=' + titleelement + '&';
1.217 albertel 347: } else {
348: url += 'titleelement=&';
349: }
1.42 matthew 350: url += 'element=' + elementname + '';
351: var title = 'Browser';
1.435 albertel 352: var options = 'scrollbars=1,resizable=1,menubar=0,toolbar=1,location=1';
1.42 matthew 353: options += ',width=700,height=600';
354: editbrowser = open(url,title,options,'1');
355: editbrowser.focus();
356: }
357: var editsearcher;
1.135 albertel 358: function opensearcher(formname,elementname,titleelement) {
1.42 matthew 359: var url = '/adm/searchcat?';
360: if (editsearcher == null) {
361: url += 'launch=1&';
362: }
363: url += 'catalogmode=interactive&';
1.199 albertel 364: url += 'mode=$mode&';
1.42 matthew 365: url += 'form=' + formname + '&';
1.135 albertel 366: if (titleelement != null) {
367: url += 'titleelement=' + titleelement + '&';
1.217 albertel 368: } else {
369: url += 'titleelement=&';
370: }
1.42 matthew 371: url += 'element=' + elementname + '';
372: var title = 'Search';
1.435 albertel 373: var options = 'scrollbars=1,resizable=1,menubar=0,toolbar=1,location=1';
1.42 matthew 374: options += ',width=700,height=600';
375: editsearcher = open(url,title,options,'1');
376: editsearcher.focus();
377: }
1.219 albertel 378: // END LON-CAPA Internal -->
1.42 matthew 379: END
1.170 www 380: }
381:
382: sub lastresurl {
1.258 albertel 383: if ($env{'environment.lastresurl'}) {
384: return $env{'environment.lastresurl'}
1.170 www 385: } else {
386: return '/res';
387: }
388: }
389:
390: sub storeresurl {
391: my $resurl=&Apache::lonnet::clutter(shift);
392: unless ($resurl=~/^\/res/) { return 0; }
393: $resurl=~s/\/$//;
394: &Apache::lonnet::put('environment',{'lastresurl' => $resurl});
1.646 raeburn 395: &Apache::lonnet::appenv({'environment.lastresurl' => $resurl});
1.170 www 396: return 1;
1.42 matthew 397: }
398:
1.74 www 399: sub studentbrowser_javascript {
1.111 www 400: unless (
1.258 albertel 401: (($env{'request.course.id'}) &&
1.302 albertel 402: (&Apache::lonnet::allowed('srm',$env{'request.course.id'})
403: || &Apache::lonnet::allowed('srm',$env{'request.course.id'}.
404: '/'.$env{'request.course.sec'})
405: ))
1.258 albertel 406: || ($env{'request.role'}=~/^(au|dc|su)/)
1.111 www 407: ) { return ''; }
1.74 www 408: return (<<'ENDSTDBRW');
409: <script type="text/javascript" language="Javascript" >
410: var stdeditbrowser;
1.558 albertel 411: function openstdbrowser(formname,uname,udom,roleflag,ignorefilter) {
1.74 www 412: var url = '/adm/pickstudent?';
413: var filter;
1.558 albertel 414: if (!ignorefilter) {
415: eval('filter=document.'+formname+'.'+uname+'.value;');
416: }
1.74 www 417: if (filter != null) {
418: if (filter != '') {
419: url += 'filter='+filter+'&';
420: }
421: }
422: url += 'form=' + formname + '&unameelement='+uname+
423: '&udomelement='+udom;
1.111 www 424: if (roleflag) { url+="&roles=1"; }
1.102 www 425: var title = 'Student_Browser';
1.74 www 426: var options = 'scrollbars=1,resizable=1,menubar=0';
427: options += ',width=700,height=600';
428: stdeditbrowser = open(url,title,options,'1');
429: stdeditbrowser.focus();
430: }
431: </script>
432: ENDSTDBRW
433: }
1.42 matthew 434:
1.74 www 435: sub selectstudent_link {
1.111 www 436: my ($form,$unameele,$udomele)=@_;
1.258 albertel 437: if ($env{'request.course.id'}) {
1.302 albertel 438: if (!&Apache::lonnet::allowed('srm',$env{'request.course.id'})
439: && !&Apache::lonnet::allowed('srm',$env{'request.course.id'}.
440: '/'.$env{'request.course.sec'})) {
1.111 www 441: return '';
442: }
443: return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele.
1.607 albertel 444: '","'.$udomele.'");'."'>".&mt('Select User')."</a>";
1.74 www 445: }
1.258 albertel 446: if ($env{'request.role'}=~/^(au|dc|su)/) {
1.111 www 447: return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele.
1.119 www 448: '","'.$udomele.'",1);'."'>".&mt('Select User')."</a>";
1.111 www 449: }
450: return '';
1.91 www 451: }
452:
1.653 raeburn 453: sub authorbrowser_javascript {
454: return <<"ENDAUTHORBRW";
455: <script type="text/javascript">
456: var stdeditbrowser;
457:
458: function openauthorbrowser(formname,udom) {
459: var url = '/adm/pickauthor?';
460: url += 'form='+formname+'&roledom='+udom;
461: var title = 'Author_Browser';
462: var options = 'scrollbars=1,resizable=1,menubar=0';
463: options += ',width=700,height=600';
464: stdeditbrowser = open(url,title,options,'1');
465: stdeditbrowser.focus();
466: }
467:
468: </script>
469: ENDAUTHORBRW
470: }
471:
1.91 www 472: sub coursebrowser_javascript {
1.468 raeburn 473: my ($domainfilter,$sec_element,$formname)=@_;
1.377 raeburn 474: my $crs_or_grp_alert = &mt('Please select the type of LON-CAPA entity - Course or Group - for which you wish to add/modify a user role');
1.468 raeburn 475: my $output = '
1.538 albertel 476: <script type="text/javascript">
1.468 raeburn 477: var stdeditbrowser;'."\n";
478: $output .= <<"ENDSTDBRW";
1.377 raeburn 479: function opencrsbrowser(formname,uname,udom,desc,extra_element,multflag,crstype) {
1.91 www 480: var url = '/adm/pickcourse?';
1.468 raeburn 481: var domainfilter = '';
482: var formid = getFormIdByName(formname);
483: if (formid > -1) {
484: var domid = getIndexByName(formid,udom);
485: if (domid > -1) {
486: if (document.forms[formid].elements[domid].type == 'select-one') {
487: domainfilter=document.forms[formid].elements[domid].options[document.forms[formid].elements[domid].selectedIndex].value;
488: }
489: if (document.forms[formid].elements[domid].type == 'hidden') {
490: domainfilter=document.forms[formid].elements[domid].value;
491: }
492: }
1.91 www 493: }
1.128 albertel 494: if (domainfilter != null) {
495: if (domainfilter != '') {
496: url += 'domainfilter='+domainfilter+'&';
497: }
498: }
1.91 www 499: url += 'form=' + formname + '&cnumelement='+uname+
1.187 albertel 500: '&cdomelement='+udom+
501: '&cnameelement='+desc;
1.468 raeburn 502: if (extra_element !=null && extra_element != '') {
1.594 raeburn 503: if (formname == 'rolechoice' || formname == 'studentform') {
1.468 raeburn 504: url += '&roleelement='+extra_element;
505: if (domainfilter == null || domainfilter == '') {
506: url += '&domainfilter='+extra_element;
507: }
1.234 raeburn 508: }
1.468 raeburn 509: else {
510: if (formname == 'portform') {
511: url += '&setroles='+extra_element;
512: }
513: }
1.230 raeburn 514: }
1.293 raeburn 515: if (multflag !=null && multflag != '') {
516: url += '&multiple='+multflag;
517: }
1.377 raeburn 518: if (crstype == 'Course/Group') {
519: if (formname == 'cu') {
520: crstype = document.cu.crstype.options[document.cu.crstype.selectedIndex].value;
521: if (crstype == "") {
522: alert("$crs_or_grp_alert");
523: return;
524: }
525: }
526: }
527: if (crstype !=null && crstype != '') {
528: url += '&type='+crstype;
529: }
1.102 www 530: var title = 'Course_Browser';
1.91 www 531: var options = 'scrollbars=1,resizable=1,menubar=0';
532: options += ',width=700,height=600';
533: stdeditbrowser = open(url,title,options,'1');
534: stdeditbrowser.focus();
535: }
1.468 raeburn 536:
537: function getFormIdByName(formname) {
538: for (var i=0;i<document.forms.length;i++) {
539: if (document.forms[i].name == formname) {
540: return i;
541: }
542: }
543: return -1;
544: }
545:
546: function getIndexByName(formid,item) {
547: for (var i=0;i<document.forms[formid].elements.length;i++) {
548: if (document.forms[formid].elements[i].name == item) {
549: return i;
550: }
551: }
552: return -1;
553: }
1.91 www 554: ENDSTDBRW
1.468 raeburn 555: if ($sec_element ne '') {
556: $output .= &setsec_javascript($sec_element,$formname);
557: }
558: $output .= '
559: </script>';
560: return $output;
561: }
562:
563: sub setsec_javascript {
564: my ($sec_element,$formname) = @_;
565: my $setsections = qq|
566: function setSect(sectionlist) {
1.629 raeburn 567: var sectionsArray = new Array();
568: if ((sectionlist != '') && (typeof sectionlist != "undefined")) {
569: sectionsArray = sectionlist.split(",");
570: }
1.468 raeburn 571: var numSections = sectionsArray.length;
572: document.$formname.$sec_element.length = 0;
573: if (numSections == 0) {
574: document.$formname.$sec_element.multiple=false;
575: document.$formname.$sec_element.size=1;
576: document.$formname.$sec_element.options[0] = new Option('No existing sections','',false,false)
577: } else {
578: if (numSections == 1) {
579: document.$formname.$sec_element.multiple=false;
580: document.$formname.$sec_element.size=1;
581: document.$formname.$sec_element.options[0] = new Option('Select','',true,true);
582: document.$formname.$sec_element.options[1] = new Option('No section','',false,false)
583: document.$formname.$sec_element.options[2] = new Option(sectionsArray[0],sectionsArray[0],false,false);
584: } else {
585: for (var i=0; i<numSections; i++) {
586: document.$formname.$sec_element.options[i] = new Option(sectionsArray[i],sectionsArray[i],false,false)
587: }
588: document.$formname.$sec_element.multiple=true
589: if (numSections < 3) {
590: document.$formname.$sec_element.size=numSections;
591: } else {
592: document.$formname.$sec_element.size=3;
593: }
594: document.$formname.$sec_element.options[0].selected = false
595: }
596: }
1.91 www 597: }
1.468 raeburn 598: |;
599: return $setsections;
600: }
601:
1.91 www 602:
603: sub selectcourse_link {
1.377 raeburn 604: my ($form,$unameele,$udomele,$desc,$extra_element,$multflag,$selecttype)=@_;
1.492 albertel 605: return "<a href='".'javascript:opencrsbrowser("'.$form.'","'.$unameele.
606: '","'.$udomele.'","'.$desc.'","'.$extra_element.'","'.$multflag.'","'.$selecttype.'");'."'>".&mt('Select Course')."</a>";
1.74 www 607: }
1.42 matthew 608:
1.653 raeburn 609: sub selectauthor_link {
610: my ($form,$udom)=@_;
611: return '<a href="javascript:openauthorbrowser('."'$form','$udom'".');">'.
612: &mt('Select Author').'</a>';
613: }
614:
1.273 raeburn 615: sub check_uncheck_jscript {
616: my $jscript = <<"ENDSCRT";
617: function checkAll(field) {
618: if (field.length > 0) {
619: for (i = 0; i < field.length; i++) {
620: field[i].checked = true ;
621: }
622: } else {
623: field.checked = true
624: }
625: }
626:
627: function uncheckAll(field) {
628: if (field.length > 0) {
629: for (i = 0; i < field.length; i++) {
630: field[i].checked = false ;
1.543 albertel 631: }
632: } else {
1.273 raeburn 633: field.checked = false ;
634: }
635: }
636: ENDSCRT
637: return $jscript;
638: }
639:
1.656 www 640: sub select_timezone {
1.659 raeburn 641: my ($name,$selected,$onchange,$includeempty)=@_;
642: my $output='<select name="'.$name.'" '.$onchange.'>'."\n";
643: if ($includeempty) {
644: $output .= '<option value=""';
645: if (($selected eq '') || ($selected eq 'local')) {
646: $output .= ' selected="selected" ';
647: }
648: $output .= '> </option>';
649: }
1.657 raeburn 650: my @timezones = DateTime::TimeZone->all_names;
651: foreach my $tzone (@timezones) {
652: $output.= '<option value="'.$tzone.'"';
653: if ($tzone eq $selected) {
654: $output.=' selected="selected"';
655: }
656: $output.=">$tzone</option>\n";
1.656 www 657: }
658: $output.="</select>";
659: return $output;
660: }
1.273 raeburn 661:
1.687 raeburn 662: sub select_datelocale {
663: my ($name,$selected,$onchange,$includeempty)=@_;
664: my $output='<select name="'.$name.'" '.$onchange.'>'."\n";
665: if ($includeempty) {
666: $output .= '<option value=""';
667: if ($selected eq '') {
668: $output .= ' selected="selected" ';
669: }
670: $output .= '> </option>';
671: }
672: my (@possibles,%locale_names);
673: my @locales = DateTime::Locale::Catalog::Locales;
674: foreach my $locale (@locales) {
675: if (ref($locale) eq 'HASH') {
676: my $id = $locale->{'id'};
677: if ($id ne '') {
678: my $en_terr = $locale->{'en_territory'};
679: my $native_terr = $locale->{'native_territory'};
1.695 raeburn 680: my @languages = &Apache::lonlocal::preferred_languages();
1.687 raeburn 681: if (grep(/^en$/,@languages) || !@languages) {
682: if ($en_terr ne '') {
683: $locale_names{$id} = '('.$en_terr.')';
684: } elsif ($native_terr ne '') {
685: $locale_names{$id} = $native_terr;
686: }
687: } else {
688: if ($native_terr ne '') {
689: $locale_names{$id} = $native_terr.' ';
690: } elsif ($en_terr ne '') {
691: $locale_names{$id} = '('.$en_terr.')';
692: }
693: }
694: push (@possibles,$id);
695: }
696: }
697: }
698: foreach my $item (sort(@possibles)) {
699: $output.= '<option value="'.$item.'"';
700: if ($item eq $selected) {
701: $output.=' selected="selected"';
702: }
703: $output.=">$item";
704: if ($locale_names{$item} ne '') {
705: $output.=" $locale_names{$item}</option>\n";
706: }
707: $output.="</option>\n";
708: }
709: $output.="</select>";
710: return $output;
711: }
712:
1.42 matthew 713: =pod
1.36 matthew 714:
1.648 raeburn 715: =item * &linked_select_forms(...)
1.36 matthew 716:
717: linked_select_forms returns a string containing a <script></script> block
718: and html for two <select> menus. The select menus will be linked in that
719: changing the value of the first menu will result in new values being placed
720: in the second menu. The values in the select menu will appear in alphabetical
1.609 raeburn 721: order unless a defined order is provided.
1.36 matthew 722:
723: linked_select_forms takes the following ordered inputs:
724:
725: =over 4
726:
1.112 bowersj2 727: =item * $formname, the name of the <form> tag
1.36 matthew 728:
1.112 bowersj2 729: =item * $middletext, the text which appears between the <select> tags
1.36 matthew 730:
1.112 bowersj2 731: =item * $firstdefault, the default value for the first menu
1.36 matthew 732:
1.112 bowersj2 733: =item * $firstselectname, the name of the first <select> tag
1.36 matthew 734:
1.112 bowersj2 735: =item * $secondselectname, the name of the second <select> tag
1.36 matthew 736:
1.112 bowersj2 737: =item * $hashref, a reference to a hash containing the data for the menus.
1.36 matthew 738:
1.609 raeburn 739: =item * $menuorder, the order of values in the first menu
740:
1.41 ng 741: =back
742:
1.36 matthew 743: Below is an example of such a hash. Only the 'text', 'default', and
744: 'select2' keys must appear as stated. keys(%menu) are the possible
745: values for the first select menu. The text that coincides with the
1.41 ng 746: first menu value is given in $menu{$choice1}->{'text'}. The values
1.36 matthew 747: and text for the second menu are given in the hash pointed to by
748: $menu{$choice1}->{'select2'}.
749:
1.112 bowersj2 750: my %menu = ( A1 => { text =>"Choice A1" ,
751: default => "B3",
752: select2 => {
753: B1 => "Choice B1",
754: B2 => "Choice B2",
755: B3 => "Choice B3",
756: B4 => "Choice B4"
1.609 raeburn 757: },
758: order => ['B4','B3','B1','B2'],
1.112 bowersj2 759: },
760: A2 => { text =>"Choice A2" ,
761: default => "C2",
762: select2 => {
763: C1 => "Choice C1",
764: C2 => "Choice C2",
765: C3 => "Choice C3"
1.609 raeburn 766: },
767: order => ['C2','C1','C3'],
1.112 bowersj2 768: },
769: A3 => { text =>"Choice A3" ,
770: default => "D6",
771: select2 => {
772: D1 => "Choice D1",
773: D2 => "Choice D2",
774: D3 => "Choice D3",
775: D4 => "Choice D4",
776: D5 => "Choice D5",
777: D6 => "Choice D6",
778: D7 => "Choice D7"
1.609 raeburn 779: },
780: order => ['D4','D3','D2','D1','D7','D6','D5'],
1.112 bowersj2 781: }
782: );
1.36 matthew 783:
784: =cut
785:
786: sub linked_select_forms {
787: my ($formname,
788: $middletext,
789: $firstdefault,
790: $firstselectname,
791: $secondselectname,
1.609 raeburn 792: $hashref,
793: $menuorder,
1.36 matthew 794: ) = @_;
795: my $second = "document.$formname.$secondselectname";
796: my $first = "document.$formname.$firstselectname";
797: # output the javascript to do the changing
798: my $result = '';
1.219 albertel 799: $result.="<script type=\"text/javascript\">\n";
1.36 matthew 800: $result.="var select2data = new Object();\n";
801: $" = '","';
802: my $debug = '';
803: foreach my $s1 (sort(keys(%$hashref))) {
804: $result.="select2data.d_$s1 = new Object();\n";
805: $result.="select2data.d_$s1.def = new String('".
806: $hashref->{$s1}->{'default'}."');\n";
1.609 raeburn 807: $result.="select2data.d_$s1.values = new Array(";
1.36 matthew 808: my @s2values = sort(keys( %{ $hashref->{$s1}->{'select2'} } ));
1.609 raeburn 809: if (ref($hashref->{$s1}->{'order'}) eq 'ARRAY') {
810: @s2values = @{$hashref->{$s1}->{'order'}};
811: }
1.36 matthew 812: $result.="\"@s2values\");\n";
813: $result.="select2data.d_$s1.texts = new Array(";
814: my @s2texts;
815: foreach my $value (@s2values) {
816: push @s2texts, $hashref->{$s1}->{'select2'}->{$value};
817: }
818: $result.="\"@s2texts\");\n";
819: }
820: $"=' ';
821: $result.= <<"END";
822:
823: function select1_changed() {
824: // Determine new choice
825: var newvalue = "d_" + $first.value;
826: // update select2
827: var values = select2data[newvalue].values;
828: var texts = select2data[newvalue].texts;
829: var select2def = select2data[newvalue].def;
830: var i;
831: // out with the old
832: for (i = 0; i < $second.options.length; i++) {
833: $second.options[i] = null;
834: }
835: // in with the nuclear
836: for (i=0;i<values.length; i++) {
837: $second.options[i] = new Option(values[i]);
1.143 matthew 838: $second.options[i].value = values[i];
1.36 matthew 839: $second.options[i].text = texts[i];
840: if (values[i] == select2def) {
841: $second.options[i].selected = true;
842: }
843: }
844: }
845: </script>
846: END
847: # output the initial values for the selection lists
848: $result .= "<select size=\"1\" name=\"$firstselectname\" onchange=\"select1_changed()\">\n";
1.609 raeburn 849: my @order = sort(keys(%{$hashref}));
850: if (ref($menuorder) eq 'ARRAY') {
851: @order = @{$menuorder};
852: }
853: foreach my $value (@order) {
1.36 matthew 854: $result.=" <option value=\"$value\" ";
1.253 albertel 855: $result.=" selected=\"selected\" " if ($value eq $firstdefault);
1.119 www 856: $result.=">".&mt($hashref->{$value}->{'text'})."</option>\n";
1.36 matthew 857: }
858: $result .= "</select>\n";
859: my %select2 = %{$hashref->{$firstdefault}->{'select2'}};
860: $result .= $middletext;
861: $result .= "<select size=\"1\" name=\"$secondselectname\">\n";
862: my $seconddefault = $hashref->{$firstdefault}->{'default'};
1.609 raeburn 863:
864: my @secondorder = sort(keys(%select2));
865: if (ref($hashref->{$firstdefault}->{'order'}) eq 'ARRAY') {
866: @secondorder = @{$hashref->{$firstdefault}->{'order'}};
867: }
868: foreach my $value (@secondorder) {
1.36 matthew 869: $result.=" <option value=\"$value\" ";
1.253 albertel 870: $result.=" selected=\"selected\" " if ($value eq $seconddefault);
1.119 www 871: $result.=">".&mt($select2{$value})."</option>\n";
1.36 matthew 872: }
873: $result .= "</select>\n";
874: # return $debug;
875: return $result;
876: } # end of sub linked_select_forms {
877:
1.45 matthew 878: =pod
1.44 bowersj2 879:
1.648 raeburn 880: =item * &help_open_topic($topic,$text,$stayOnPage,$width,$height)
1.44 bowersj2 881:
1.112 bowersj2 882: Returns a string corresponding to an HTML link to the given help
883: $topic, where $topic corresponds to the name of a .tex file in
884: /home/httpd/html/adm/help/tex, with underscores replaced by
885: spaces.
886:
887: $text will optionally be linked to the same topic, allowing you to
888: link text in addition to the graphic. If you do not want to link
889: text, but wish to specify one of the later parameters, pass an
890: empty string.
891:
892: $stayOnPage is a value that will be interpreted as a boolean. If true,
893: the link will not open a new window. If false, the link will open
894: a new window using Javascript. (Default is false.)
895:
896: $width and $height are optional numerical parameters that will
897: override the width and height of the popped up window, which may
898: be useful for certain help topics with big pictures included.
1.44 bowersj2 899:
900: =cut
901:
902: sub help_open_topic {
1.48 bowersj2 903: my ($topic, $text, $stayOnPage, $width, $height) = @_;
904: $text = "" if (not defined $text);
1.44 bowersj2 905: $stayOnPage = 0 if (not defined $stayOnPage);
1.552 banghart 906: if ($env{'browser.interface'} eq 'textual') {
1.79 www 907: $stayOnPage=1;
908: }
1.44 bowersj2 909: $width = 350 if (not defined $width);
910: $height = 400 if (not defined $height);
911: my $filename = $topic;
912: $filename =~ s/ /_/g;
913:
1.48 bowersj2 914: my $template = "";
915: my $link;
1.572 banghart 916:
1.159 www 917: $topic=~s/\W/\_/g;
1.44 bowersj2 918:
1.572 banghart 919: if (!$stayOnPage) {
1.72 bowersj2 920: $link = "javascript:void(open('/adm/help/${filename}.hlp', 'Help_for_$topic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
1.572 banghart 921: } else {
1.48 bowersj2 922: $link = "/adm/help/${filename}.hlp";
923: }
924:
925: # Add the text
1.572 banghart 926: if ($text ne "") {
1.77 www 927: $template .=
1.572 banghart 928: "<table bgcolor='#3333AA' cellspacing='1' cellpadding='1' border='0'><tr>".
1.705 tempelho 929: "<td bgcolor='#5555FF'><a target=\"_top\" href=\"$link\"><span style=\"color:#FFFFFF;font-size:10pt;\">$text</span></a>";
1.48 bowersj2 930: }
931:
932: # Add the graphic
1.179 matthew 933: my $title = &mt('Online Help');
1.667 raeburn 934: my $helpicon=&lonhttpdurl("/adm/help/help.png");
1.48 bowersj2 935: $template .= <<"ENDTEMPLATE";
1.436 albertel 936: <a target="_top" href="$link" title="$title"><img src="$helpicon" border="0" alt="(Help: $topic)" /></a>
1.44 bowersj2 937: ENDTEMPLATE
1.705 tempelho 938: if ($text ne '') { $template.='</td></tr></table>' };
1.44 bowersj2 939: return $template;
940:
1.106 bowersj2 941: }
942:
943: # This is a quicky function for Latex cheatsheet editing, since it
944: # appears in at least four places
945: sub helpLatexCheatsheet {
946: my $other = shift;
947: my $addOther = '';
948: if ($other) {
949: $addOther = Apache::loncommon::help_open_topic($other, shift,
950: undef, undef, 600) .
951: '</td><td>';
952: }
953: return '<table><tr><td>'.
954: $addOther .
1.636 raeburn 955: &Apache::loncommon::help_open_topic("Greek_Symbols",&mt('Greek Symbols'),
1.106 bowersj2 956: undef,undef,600)
957: .'</td><td>'.
1.636 raeburn 958: &Apache::loncommon::help_open_topic("Other_Symbols",&mt('Other Symbols'),
1.106 bowersj2 959: undef,undef,600)
1.673 felicia 960: .'</td><td>'.
961: &Apache::loncommon::help_open_topic("Authoring_Output_Tags",&mt('Output Tags'),
962: undef,undef,600)
1.106 bowersj2 963: .'</td></tr></table>';
1.172 www 964: }
965:
1.430 albertel 966: sub general_help {
967: my $helptopic='Student_Intro';
968: if ($env{'request.role'}=~/^(ca|au)/) {
969: $helptopic='Authoring_Intro';
970: } elsif ($env{'request.role'}=~/^cc/) {
971: $helptopic='Course_Coordination_Intro';
1.672 raeburn 972: } elsif ($env{'request.role'}=~/^dc/) {
973: $helptopic='Domain_Coordination_Intro';
1.430 albertel 974: }
975: return $helptopic;
976: }
977:
978: sub update_help_link {
979: my ($topic,$component_help,$faq,$bug,$stayOnPage) = @_;
980: my $origurl = $ENV{'REQUEST_URI'};
981: $origurl=~s|^/~|/priv/|;
982: my $timestamp = time;
983: foreach my $datum (\$topic,\$component_help,\$faq,\$bug,\$origurl) {
984: $$datum = &escape($$datum);
985: }
986:
987: my $banner_link = "/adm/helpmenu?page=banner&topic=$topic&component_help=$component_help&faq=$faq&bug=$bug&origurl=$origurl&stamp=$timestamp&stayonpage=$stayOnPage";
988: my $output .= <<"ENDOUTPUT";
989: <script type="text/javascript">
990: banner_link = '$banner_link';
991: </script>
992: ENDOUTPUT
993: return $output;
994: }
995:
996: # now just updates the help link and generates a blue icon
1.193 raeburn 997: sub help_open_menu {
1.430 albertel 998: my ($topic,$component_help,$faq,$bug,$stayOnPage,$width,$height,$text)
1.552 banghart 999: = @_;
1.430 albertel 1000: $stayOnPage = 0 if (not defined $stayOnPage);
1.572 banghart 1001: # only use pop-up help (stayOnPage == 0)
1.552 banghart 1002: # if environment.remote is on (using remote control UI)
1.572 banghart 1003: if ($env{'browser.interface'} eq 'textual' ||
1004: $env{'environment.remote'} eq 'off' ) {
1.552 banghart 1005: $stayOnPage=1;
1.430 albertel 1006: }
1007: my $output;
1008: if ($component_help) {
1009: if (!$text) {
1010: $output=&help_open_topic($component_help,undef,$stayOnPage,
1011: $width,$height);
1012: } else {
1013: my $help_text;
1014: $help_text=&unescape($topic);
1015: $output='<table><tr><td>'.
1016: &help_open_topic($component_help,$help_text,$stayOnPage,
1017: $width,$height).'</td></tr></table>';
1018: }
1019: }
1020: my $banner_link = &update_help_link($topic,$component_help,$faq,$bug,$stayOnPage);
1021: return $output.$banner_link;
1022: }
1023:
1024: sub top_nav_help {
1025: my ($text) = @_;
1.436 albertel 1026: $text = &mt($text);
1.572 banghart 1027: my $stay_on_page =
1.436 albertel 1028: ($env{'browser.interface'} eq 'textual' ||
1029: $env{'environment.remote'} eq 'off' );
1.572 banghart 1030: my $link = ($stay_on_page) ? "javascript:helpMenu('display')"
1.436 albertel 1031: : "javascript:helpMenu('open')";
1.572 banghart 1032: my $banner_link = &update_help_link(undef,undef,undef,undef,$stay_on_page);
1.436 albertel 1033:
1.201 raeburn 1034: my $title = &mt('Get help');
1.436 albertel 1035:
1036: return <<"END";
1037: $banner_link
1038: <a href="$link" title="$title">$text</a>
1039: END
1040: }
1041:
1042: sub help_menu_js {
1043: my ($text) = @_;
1044:
1045: my $stayOnPage =
1046: ($env{'browser.interface'} eq 'textual' ||
1047: $env{'environment.remote'} eq 'off' );
1048:
1049: my $width = 620;
1050: my $height = 600;
1.430 albertel 1051: my $helptopic=&general_help();
1052: my $details_link = '/adm/help/'.$helptopic.'.hlp';
1.261 albertel 1053: my $nothing=&Apache::lonhtmlcommon::javascript_nothing();
1.331 albertel 1054: my $start_page =
1055: &Apache::loncommon::start_page('Help Menu', undef,
1056: {'frameset' => 1,
1057: 'js_ready' => 1,
1058: 'add_entries' => {
1059: 'border' => '0',
1.579 raeburn 1060: 'rows' => "110,*",},});
1.331 albertel 1061: my $end_page =
1062: &Apache::loncommon::end_page({'frameset' => 1,
1063: 'js_ready' => 1,});
1064:
1.436 albertel 1065: my $template .= <<"ENDTEMPLATE";
1066: <script type="text/javascript">
1.253 albertel 1067: // <!-- BEGIN LON-CAPA Internal
1068: // <![CDATA[
1.430 albertel 1069: var banner_link = '';
1.243 raeburn 1070: function helpMenu(target) {
1071: var caller = this;
1072: if (target == 'open') {
1073: var newWindow = null;
1074: try {
1.262 albertel 1075: newWindow = window.open($nothing,"helpmenu","HEIGHT=$height,WIDTH=$width,resizable=yes,scrollbars=yes" )
1.243 raeburn 1076: }
1077: catch(error) {
1078: writeHelp(caller);
1079: return;
1080: }
1081: if (newWindow) {
1082: caller = newWindow;
1083: }
1.193 raeburn 1084: }
1.243 raeburn 1085: writeHelp(caller);
1086: return;
1087: }
1088: function writeHelp(caller) {
1.430 albertel 1089: caller.document.writeln('$start_page<frame name="bannerframe" src="'+banner_link+'" /><frame name="bodyframe" src="$details_link" /> $end_page')
1.243 raeburn 1090: caller.document.close()
1091: caller.focus()
1.193 raeburn 1092: }
1.253 albertel 1093: // ]]>
1.219 albertel 1094: // END LON-CAPA Internal -->
1.436 albertel 1095: </script>
1.193 raeburn 1096: ENDTEMPLATE
1097: return $template;
1098: }
1099:
1.172 www 1100: sub help_open_bug {
1101: my ($topic, $text, $stayOnPage, $width, $height) = @_;
1.258 albertel 1102: unless ($env{'user.adv'}) { return ''; }
1.172 www 1103: unless ($Apache::lonnet::perlvar{'BugzillaHost'}) { return ''; }
1104: $text = "" if (not defined $text);
1105: $stayOnPage = 0 if (not defined $stayOnPage);
1.258 albertel 1106: if ($env{'browser.interface'} eq 'textual' ||
1107: $env{'environment.remote'} eq 'off' ) {
1.172 www 1108: $stayOnPage=1;
1109: }
1.184 albertel 1110: $width = 600 if (not defined $width);
1111: $height = 600 if (not defined $height);
1.172 www 1112:
1113: $topic=~s/\W+/\+/g;
1114: my $link='';
1115: my $template='';
1.379 albertel 1116: my $url=$Apache::lonnet::perlvar{'BugzillaHost'}.'enter_bug.cgi?product=LON-CAPA&bug_file_loc='.
1117: &escape($ENV{'REQUEST_URI'}).'&component='.$topic;
1.172 www 1118: if (!$stayOnPage)
1119: {
1120: $link = "javascript:void(open('$url', 'Bugzilla', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
1121: }
1122: else
1123: {
1124: $link = $url;
1125: }
1126: # Add the text
1127: if ($text ne "")
1128: {
1129: $template .=
1130: "<table bgcolor='#AA3333' cellspacing='1' cellpadding='1' border='0'><tr>".
1.705 tempelho 1131: "<td bgcolor='#FF5555'><a target=\"_top\" href=\"$link\"><span style=\"color:#FFFFFF;font-size:10pt;\">$text</span></a>";
1.172 www 1132: }
1133:
1134: # Add the graphic
1.179 matthew 1135: my $title = &mt('Report a Bug');
1.215 albertel 1136: my $bugicon=&lonhttpdurl("/adm/lonMisc/smallBug.gif");
1.172 www 1137: $template .= <<"ENDTEMPLATE";
1.436 albertel 1138: <a target="_top" href="$link" title="$title"><img src="$bugicon" border="0" alt="(Bug: $topic)" /></a>
1.172 www 1139: ENDTEMPLATE
1140: if ($text ne '') { $template.='</td></tr></table>' };
1141: return $template;
1142:
1143: }
1144:
1145: sub help_open_faq {
1146: my ($topic, $text, $stayOnPage, $width, $height) = @_;
1.258 albertel 1147: unless ($env{'user.adv'}) { return ''; }
1.172 www 1148: unless ($Apache::lonnet::perlvar{'FAQHost'}) { return ''; }
1149: $text = "" if (not defined $text);
1150: $stayOnPage = 0 if (not defined $stayOnPage);
1.258 albertel 1151: if ($env{'browser.interface'} eq 'textual' ||
1152: $env{'environment.remote'} eq 'off' ) {
1.172 www 1153: $stayOnPage=1;
1154: }
1155: $width = 350 if (not defined $width);
1156: $height = 400 if (not defined $height);
1157:
1158: $topic=~s/\W+/\+/g;
1159: my $link='';
1160: my $template='';
1161: my $url=$Apache::lonnet::perlvar{'FAQHost'}.'/fom/cache/'.$topic.'.html';
1162: if (!$stayOnPage)
1163: {
1164: $link = "javascript:void(open('$url', 'FAQ-O-Matic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
1165: }
1166: else
1167: {
1168: $link = $url;
1169: }
1170:
1171: # Add the text
1172: if ($text ne "")
1173: {
1174: $template .=
1.173 www 1175: "<table bgcolor='#337733' cellspacing='1' cellpadding='1' border='0'><tr>".
1.705 tempelho 1176: "<td bgcolor='#448844'><a target=\"_top\" href=\"$link\"><span style=\"color:#FFFFFF; font-size:10pt;\">$text</span></a>";
1.172 www 1177: }
1178:
1179: # Add the graphic
1.179 matthew 1180: my $title = &mt('View the FAQ');
1.215 albertel 1181: my $faqicon=&lonhttpdurl("/adm/lonMisc/smallFAQ.gif");
1.172 www 1182: $template .= <<"ENDTEMPLATE";
1.436 albertel 1183: <a target="_top" href="$link" title="$title"><img src="$faqicon" border="0" alt="(FAQ: $topic)" /></a>
1.172 www 1184: ENDTEMPLATE
1185: if ($text ne '') { $template.='</td></tr></table>' };
1186: return $template;
1187:
1.44 bowersj2 1188: }
1.37 matthew 1189:
1.180 matthew 1190: ###############################################################
1191: ###############################################################
1192:
1.45 matthew 1193: =pod
1194:
1.648 raeburn 1195: =item * &change_content_javascript():
1.256 matthew 1196:
1197: This and the next function allow you to create small sections of an
1198: otherwise static HTML page that you can update on the fly with
1199: Javascript, even in Netscape 4.
1200:
1201: The Javascript fragment returned by this function (no E<lt>scriptE<gt> tag)
1202: must be written to the HTML page once. It will prove the Javascript
1203: function "change(name, content)". Calling the change function with the
1204: name of the section
1205: you want to update, matching the name passed to C<changable_area>, and
1206: the new content you want to put in there, will put the content into
1207: that area.
1208:
1209: B<Note>: Netscape 4 only reserves enough space for the changable area
1210: to contain room for the original contents. You need to "make space"
1211: for whatever changes you wish to make, and be B<sure> to check your
1212: code in Netscape 4. This feature in Netscape 4 is B<not> powerful;
1213: it's adequate for updating a one-line status display, but little more.
1214: This script will set the space to 100% width, so you only need to
1215: worry about height in Netscape 4.
1216:
1217: Modern browsers are much less limiting, and if you can commit to the
1218: user not using Netscape 4, this feature may be used freely with
1219: pretty much any HTML.
1220:
1221: =cut
1222:
1223: sub change_content_javascript {
1224: # If we're on Netscape 4, we need to use Layer-based code
1.258 albertel 1225: if ($env{'browser.type'} eq 'netscape' &&
1226: $env{'browser.version'} =~ /^4\./) {
1.256 matthew 1227: return (<<NETSCAPE4);
1228: function change(name, content) {
1229: doc = document.layers[name+"___escape"].layers[0].document;
1230: doc.open();
1231: doc.write(content);
1232: doc.close();
1233: }
1234: NETSCAPE4
1235: } else {
1236: # Otherwise, we need to use semi-standards-compliant code
1237: # (technically, "innerHTML" isn't standard but the equivalent
1238: # is really scary, and every useful browser supports it
1239: return (<<DOMBASED);
1240: function change(name, content) {
1241: element = document.getElementById(name);
1242: element.innerHTML = content;
1243: }
1244: DOMBASED
1245: }
1246: }
1247:
1248: =pod
1249:
1.648 raeburn 1250: =item * &changable_area($name,$origContent):
1.256 matthew 1251:
1252: This provides a "changable area" that can be modified on the fly via
1253: the Javascript code provided in C<change_content_javascript>. $name is
1254: the name you will use to reference the area later; do not repeat the
1255: same name on a given HTML page more then once. $origContent is what
1256: the area will originally contain, which can be left blank.
1257:
1258: =cut
1259:
1260: sub changable_area {
1261: my ($name, $origContent) = @_;
1262:
1.258 albertel 1263: if ($env{'browser.type'} eq 'netscape' &&
1264: $env{'browser.version'} =~ /^4\./) {
1.256 matthew 1265: # If this is netscape 4, we need to use the Layer tag
1266: return "<ilayer width='100%' id='${name}___escape' overflow='none'><layer width='100%' id='$name' overflow='none'>$origContent</layer></ilayer>";
1267: } else {
1268: return "<span id='$name'>$origContent</span>";
1269: }
1270: }
1271:
1272: =pod
1273:
1.648 raeburn 1274: =item * &viewport_geometry_js
1.590 raeburn 1275:
1276: Provides javascript object (Geometry) which can provide information about the viewport geometry for the client browser.
1277:
1278: =cut
1279:
1280:
1281: sub viewport_geometry_js {
1282: return <<"GEOMETRY";
1283: var Geometry = {};
1284: function init_geometry() {
1285: if (Geometry.init) { return };
1286: Geometry.init=1;
1287: if (window.innerHeight) {
1288: Geometry.getViewportHeight = function() { return window.innerHeight; };
1289: Geometry.getViewportWidth = function() { return window.innerWidth; };
1290: Geometry.getHorizontalScroll = function() { return window.pageXOffset; };
1291: Geometry.getVerticalScroll = function() { return window.pageYOffset; };
1292: }
1293: else if (document.documentElement && document.documentElement.clientHeight) {
1294: Geometry.getViewportHeight =
1295: function() { return document.documentElement.clientHeight; };
1296: Geometry.getViewportWidth =
1297: function() { return document.documentElement.clientWidth; };
1298:
1299: Geometry.getHorizontalScroll =
1300: function() { return document.documentElement.scrollLeft; };
1301: Geometry.getVerticalScroll =
1302: function() { return document.documentElement.scrollTop; };
1303: }
1304: else if (document.body.clientHeight) {
1305: Geometry.getViewportHeight =
1306: function() { return document.body.clientHeight; };
1307: Geometry.getViewportWidth =
1308: function() { return document.body.clientWidth; };
1309: Geometry.getHorizontalScroll =
1310: function() { return document.body.scrollLeft; };
1311: Geometry.getVerticalScroll =
1312: function() { return document.body.scrollTop; };
1313: }
1314: }
1315:
1316: GEOMETRY
1317: }
1318:
1319: =pod
1320:
1.648 raeburn 1321: =item * &viewport_size_js()
1.590 raeburn 1322:
1323: Provides a javascript function to set values of two form elements - width and height (elements are passed in as arguments to the javascript function) to the dimensions of the user's browser window.
1324:
1325: =cut
1326:
1327: sub viewport_size_js {
1328: my $geometry = &viewport_geometry_js();
1329: return <<"DIMS";
1330:
1331: $geometry
1332:
1333: function getViewportDims(width,height) {
1334: init_geometry();
1335: width.value = Geometry.getViewportWidth();
1336: height.value = Geometry.getViewportHeight();
1337: return;
1338: }
1339:
1340: DIMS
1341: }
1342:
1343: =pod
1344:
1.648 raeburn 1345: =item * &resize_textarea_js()
1.565 albertel 1346:
1347: emits the needed javascript to resize a textarea to be as big as possible
1348:
1349: creates a function resize_textrea that takes two IDs first should be
1350: the id of the element to resize, second should be the id of a div that
1351: surrounds everything that comes after the textarea, this routine needs
1352: to be attached to the <body> for the onload and onresize events.
1353:
1.648 raeburn 1354: =back
1.565 albertel 1355:
1356: =cut
1357:
1358: sub resize_textarea_js {
1.590 raeburn 1359: my $geometry = &viewport_geometry_js();
1.565 albertel 1360: return <<"RESIZE";
1361: <script type="text/javascript">
1.590 raeburn 1362: $geometry
1.565 albertel 1363:
1.588 albertel 1364: function getX(element) {
1365: var x = 0;
1366: while (element) {
1367: x += element.offsetLeft;
1368: element = element.offsetParent;
1369: }
1370: return x;
1371: }
1372: function getY(element) {
1373: var y = 0;
1374: while (element) {
1375: y += element.offsetTop;
1376: element = element.offsetParent;
1377: }
1378: return y;
1379: }
1380:
1381:
1.565 albertel 1382: function resize_textarea(textarea_id,bottom_id) {
1383: init_geometry();
1384: var textarea = document.getElementById(textarea_id);
1385: //alert(textarea);
1386:
1.588 albertel 1387: var textarea_top = getY(textarea);
1.565 albertel 1388: var textarea_height = textarea.offsetHeight;
1389: var bottom = document.getElementById(bottom_id);
1.588 albertel 1390: var bottom_top = getY(bottom);
1.565 albertel 1391: var bottom_height = bottom.offsetHeight;
1392: var window_height = Geometry.getViewportHeight();
1.588 albertel 1393: var fudge = 23;
1.565 albertel 1394: var new_height = window_height-fudge-textarea_top-bottom_height;
1395: if (new_height < 300) {
1396: new_height = 300;
1397: }
1398: textarea.style.height=new_height+'px';
1399: }
1400: </script>
1401: RESIZE
1402:
1403: }
1404:
1405: =pod
1406:
1.256 matthew 1407: =head1 Excel and CSV file utility routines
1408:
1409: =over 4
1410:
1411: =cut
1412:
1413: ###############################################################
1414: ###############################################################
1415:
1416: =pod
1417:
1.648 raeburn 1418: =item * &csv_translate($text)
1.37 matthew 1419:
1.185 www 1420: Translate $text to allow it to be output as a 'comma separated values'
1.37 matthew 1421: format.
1422:
1423: =cut
1424:
1.180 matthew 1425: ###############################################################
1426: ###############################################################
1.37 matthew 1427: sub csv_translate {
1428: my $text = shift;
1429: $text =~ s/\"/\"\"/g;
1.209 albertel 1430: $text =~ s/\n/ /g;
1.37 matthew 1431: return $text;
1432: }
1.180 matthew 1433:
1434: ###############################################################
1435: ###############################################################
1436:
1437: =pod
1438:
1.648 raeburn 1439: =item * &define_excel_formats()
1.180 matthew 1440:
1441: Define some commonly used Excel cell formats.
1442:
1443: Currently supported formats:
1444:
1445: =over 4
1446:
1447: =item header
1448:
1449: =item bold
1450:
1451: =item h1
1452:
1453: =item h2
1454:
1455: =item h3
1456:
1.256 matthew 1457: =item h4
1458:
1459: =item i
1460:
1.180 matthew 1461: =item date
1462:
1463: =back
1464:
1465: Inputs: $workbook
1466:
1467: Returns: $format, a hash reference.
1468:
1469: =cut
1470:
1471: ###############################################################
1472: ###############################################################
1473: sub define_excel_formats {
1474: my ($workbook) = @_;
1475: my $format;
1476: $format->{'header'} = $workbook->add_format(bold => 1,
1477: bottom => 1,
1478: align => 'center');
1479: $format->{'bold'} = $workbook->add_format(bold=>1);
1480: $format->{'h1'} = $workbook->add_format(bold=>1, size=>18);
1481: $format->{'h2'} = $workbook->add_format(bold=>1, size=>16);
1482: $format->{'h3'} = $workbook->add_format(bold=>1, size=>14);
1.255 matthew 1483: $format->{'h4'} = $workbook->add_format(bold=>1, size=>12);
1.246 matthew 1484: $format->{'i'} = $workbook->add_format(italic=>1);
1.180 matthew 1485: $format->{'date'} = $workbook->add_format(num_format=>
1.207 matthew 1486: 'mm/dd/yyyy hh:mm:ss');
1.180 matthew 1487: return $format;
1488: }
1489:
1490: ###############################################################
1491: ###############################################################
1.113 bowersj2 1492:
1493: =pod
1494:
1.648 raeburn 1495: =item * &create_workbook()
1.255 matthew 1496:
1497: Create an Excel worksheet. If it fails, output message on the
1498: request object and return undefs.
1499:
1500: Inputs: Apache request object
1501:
1502: Returns (undef) on failure,
1503: Excel worksheet object, scalar with filename, and formats
1504: from &Apache::loncommon::define_excel_formats on success
1505:
1506: =cut
1507:
1508: ###############################################################
1509: ###############################################################
1510: sub create_workbook {
1511: my ($r) = @_;
1512: #
1513: # Create the excel spreadsheet
1514: my $filename = '/prtspool/'.
1.258 albertel 1515: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.255 matthew 1516: time.'_'.rand(1000000000).'.xls';
1517: my $workbook = Spreadsheet::WriteExcel->new('/home/httpd'.$filename);
1518: if (! defined($workbook)) {
1519: $r->log_error("Error creating excel spreadsheet $filename: $!");
1520: $r->print('<p>'.&mt("Unable to create new Excel file. ".
1521: "This error has been logged. ".
1522: "Please alert your LON-CAPA administrator").
1523: '</p>');
1524: return (undef);
1525: }
1526: #
1527: $workbook->set_tempdir('/home/httpd/perl/tmp');
1528: #
1529: my $format = &Apache::loncommon::define_excel_formats($workbook);
1530: return ($workbook,$filename,$format);
1531: }
1532:
1533: ###############################################################
1534: ###############################################################
1535:
1536: =pod
1537:
1.648 raeburn 1538: =item * &create_text_file()
1.113 bowersj2 1539:
1.542 raeburn 1540: Create a file to write to and eventually make available to the user.
1.256 matthew 1541: If file creation fails, outputs an error message on the request object and
1542: return undefs.
1.113 bowersj2 1543:
1.256 matthew 1544: Inputs: Apache request object, and file suffix
1.113 bowersj2 1545:
1.256 matthew 1546: Returns (undef) on failure,
1547: Filehandle and filename on success.
1.113 bowersj2 1548:
1549: =cut
1550:
1.256 matthew 1551: ###############################################################
1552: ###############################################################
1553: sub create_text_file {
1554: my ($r,$suffix) = @_;
1555: if (! defined($suffix)) { $suffix = 'txt'; };
1556: my $fh;
1557: my $filename = '/prtspool/'.
1.258 albertel 1558: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.256 matthew 1559: time.'_'.rand(1000000000).'.'.$suffix;
1560: $fh = Apache::File->new('>/home/httpd'.$filename);
1561: if (! defined($fh)) {
1562: $r->log_error("Couldn't open $filename for output $!");
1.683 bisitz 1563: $r->print(&mt('Problems occurred in creating the output file. '
1564: .'This error has been logged. '
1565: .'Please alert your LON-CAPA administrator.'));
1.113 bowersj2 1566: }
1.256 matthew 1567: return ($fh,$filename)
1.113 bowersj2 1568: }
1569:
1570:
1.256 matthew 1571: =pod
1.113 bowersj2 1572:
1573: =back
1574:
1575: =cut
1.37 matthew 1576:
1577: ###############################################################
1.33 matthew 1578: ## Home server <option> list generating code ##
1579: ###############################################################
1.35 matthew 1580:
1.169 www 1581: # ------------------------------------------
1582:
1583: sub domain_select {
1584: my ($name,$value,$multiple)=@_;
1585: my %domains=map {
1.514 albertel 1586: $_ => $_.' '. &Apache::lonnet::domain($_,'description')
1.512 albertel 1587: } &Apache::lonnet::all_domains();
1.169 www 1588: if ($multiple) {
1589: $domains{''}=&mt('Any domain');
1.550 albertel 1590: $domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))];
1.287 albertel 1591: return &multiple_select_form($name,$value,4,\%domains);
1.169 www 1592: } else {
1.550 albertel 1593: $domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))];
1.169 www 1594: return &select_form($name,$value,%domains);
1595: }
1596: }
1597:
1.282 albertel 1598: #-------------------------------------------
1599:
1600: =pod
1601:
1.519 raeburn 1602: =head1 Routines for form select boxes
1603:
1604: =over 4
1605:
1.648 raeburn 1606: =item * &multiple_select_form($name,$value,$size,$hash,$order)
1.282 albertel 1607:
1608: Returns a string containing a <select> element int multiple mode
1609:
1610:
1611: Args:
1612: $name - name of the <select> element
1.506 raeburn 1613: $value - scalar or array ref of values that should already be selected
1.282 albertel 1614: $size - number of rows long the select element is
1.283 albertel 1615: $hash - the elements should be 'option' => 'shown text'
1.282 albertel 1616: (shown text should already have been &mt())
1.506 raeburn 1617: $order - (optional) array ref of the order to show the elements in
1.283 albertel 1618:
1.282 albertel 1619: =cut
1620:
1621: #-------------------------------------------
1.169 www 1622: sub multiple_select_form {
1.284 albertel 1623: my ($name,$value,$size,$hash,$order)=@_;
1.169 www 1624: my %selected = map { $_ => 1 } ref($value)?@{$value}:($value);
1625: my $output='';
1.191 matthew 1626: if (! defined($size)) {
1627: $size = 4;
1.283 albertel 1628: if (scalar(keys(%$hash))<4) {
1629: $size = scalar(keys(%$hash));
1.191 matthew 1630: }
1631: }
1.169 www 1632: $output.="\n<select name='$name' size='$size' multiple='1'>";
1.501 banghart 1633: my @order;
1.506 raeburn 1634: if (ref($order) eq 'ARRAY') {
1635: @order = @{$order};
1636: } else {
1637: @order = sort(keys(%$hash));
1.501 banghart 1638: }
1639: if (exists($$hash{'select_form_order'})) {
1640: @order = @{$$hash{'select_form_order'}};
1641: }
1642:
1.284 albertel 1643: foreach my $key (@order) {
1.356 albertel 1644: $output.='<option value="'.&HTML::Entities::encode($key,'"<>&').'" ';
1.284 albertel 1645: $output.='selected="selected" ' if ($selected{$key});
1646: $output.='>'.$hash->{$key}."</option>\n";
1.169 www 1647: }
1648: $output.="</select>\n";
1649: return $output;
1650: }
1651:
1.88 www 1652: #-------------------------------------------
1653:
1654: =pod
1655:
1.648 raeburn 1656: =item * &select_form($defdom,$name,%hash)
1.88 www 1657:
1658: Returns a string containing a <select name='$name' size='1'> form to
1659: allow a user to select options from a hash option_name => displayed text.
1660: See lonrights.pm for an example invocation and use.
1661:
1662: =cut
1663:
1664: #-------------------------------------------
1665: sub select_form {
1666: my ($def,$name,%hash) = @_;
1667: my $selectform = "<select name=\"$name\" size=\"1\">\n";
1.128 albertel 1668: my @keys;
1669: if (exists($hash{'select_form_order'})) {
1670: @keys=@{$hash{'select_form_order'}};
1671: } else {
1672: @keys=sort(keys(%hash));
1673: }
1.356 albertel 1674: foreach my $key (@keys) {
1675: $selectform.=
1676: '<option value="'.&HTML::Entities::encode($key,'"<>&').'" '.
1677: ($key eq $def ? 'selected="selected" ' : '').
1678: ">".&mt($hash{$key})."</option>\n";
1.88 www 1679: }
1680: $selectform.="</select>";
1681: return $selectform;
1682: }
1683:
1.475 www 1684: # For display filters
1685:
1686: sub display_filter {
1687: if (!$env{'form.show'}) { $env{'form.show'}=10; }
1.477 www 1688: if (!$env{'form.displayfilter'}) { $env{'form.displayfilter'}='currentfolder'; }
1.714 bisitz 1689: return '<span class="LC_nobreak"><label>'.&mt('Records [_1]',
1.475 www 1690: &Apache::lonmeta::selectbox('show',$env{'form.show'},undef,
1691: (&mt('all'),10,20,50,100,1000,10000))).
1.714 bisitz 1692: '</label></span> <span class="LC_nobreak">'.
1.475 www 1693: &mt('Filter [_1]',
1.477 www 1694: &select_form($env{'form.displayfilter'},
1695: 'displayfilter',
1696: ('currentfolder' => 'Current folder/page',
1697: 'containing' => 'Containing phrase',
1698: 'none' => 'None'))).
1.714 bisitz 1699: '<input type="text" name="containingphrase" size="30" value="'.&HTML::Entities::encode($env{'form.containingphrase'}).'" /></span>';
1.475 www 1700: }
1701:
1.167 www 1702: sub gradeleveldescription {
1703: my $gradelevel=shift;
1704: my %gradelevels=(0 => 'Not specified',
1705: 1 => 'Grade 1',
1706: 2 => 'Grade 2',
1707: 3 => 'Grade 3',
1708: 4 => 'Grade 4',
1709: 5 => 'Grade 5',
1710: 6 => 'Grade 6',
1711: 7 => 'Grade 7',
1712: 8 => 'Grade 8',
1713: 9 => 'Grade 9',
1714: 10 => 'Grade 10',
1715: 11 => 'Grade 11',
1716: 12 => 'Grade 12',
1717: 13 => 'Grade 13',
1718: 14 => '100 Level',
1719: 15 => '200 Level',
1720: 16 => '300 Level',
1721: 17 => '400 Level',
1722: 18 => 'Graduate Level');
1723: return &mt($gradelevels{$gradelevel});
1724: }
1725:
1.163 www 1726: sub select_level_form {
1727: my ($deflevel,$name)=@_;
1728: unless ($deflevel) { $deflevel=0; }
1.167 www 1729: my $selectform = "<select name=\"$name\" size=\"1\">\n";
1730: for (my $i=0; $i<=18; $i++) {
1731: $selectform.="<option value=\"$i\" ".
1.253 albertel 1732: ($i==$deflevel ? 'selected="selected" ' : '').
1.167 www 1733: ">".&gradeleveldescription($i)."</option>\n";
1734: }
1735: $selectform.="</select>";
1736: return $selectform;
1.163 www 1737: }
1.167 www 1738:
1.35 matthew 1739: #-------------------------------------------
1740:
1.45 matthew 1741: =pod
1742:
1.648 raeburn 1743: =item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc)
1.35 matthew 1744:
1745: Returns a string containing a <select name='$name' size='1'> form to
1746: allow a user to select the domain to preform an operation in.
1747: See loncreateuser.pm for an example invocation and use.
1748:
1.90 www 1749: If the $includeempty flag is set, it also includes an empty choice ("no domain
1750: selected");
1751:
1.563 raeburn 1752: If the $showdomdesc flag is set, the domain name is followed by the domain description.
1753:
1.35 matthew 1754: =cut
1755:
1756: #-------------------------------------------
1.34 matthew 1757: sub select_dom_form {
1.563 raeburn 1758: my ($defdom,$name,$includeempty,$showdomdesc) = @_;
1.550 albertel 1759: my @domains = sort {lc($a) cmp lc($b)} (&Apache::lonnet::all_domains());
1.90 www 1760: if ($includeempty) { @domains=('',@domains); }
1.34 matthew 1761: my $selectdomain = "<select name=\"$name\" size=\"1\">\n";
1.356 albertel 1762: foreach my $dom (@domains) {
1763: $selectdomain.="<option value=\"$dom\" ".
1.563 raeburn 1764: ($dom eq $defdom ? 'selected="selected" ' : '').'>'.$dom;
1765: if ($showdomdesc) {
1766: if ($dom ne '') {
1767: my $domdesc = &Apache::lonnet::domain($dom,'description');
1768: if ($domdesc ne '') {
1769: $selectdomain .= ' ('.$domdesc.')';
1770: }
1771: }
1772: }
1773: $selectdomain .= "</option>\n";
1.34 matthew 1774: }
1775: $selectdomain.="</select>";
1776: return $selectdomain;
1777: }
1778:
1.35 matthew 1779: #-------------------------------------------
1780:
1.45 matthew 1781: =pod
1782:
1.648 raeburn 1783: =item * &home_server_form_item($domain,$name,$defaultflag)
1.35 matthew 1784:
1.586 raeburn 1785: input: 4 arguments (two required, two optional) -
1786: $domain - domain of new user
1787: $name - name of form element
1788: $default - Value of 'default' causes a default item to be first
1789: option, and selected by default.
1790: $hide - Value of 'hide' causes hiding of the name of the server,
1791: if 1 server found, or default, if 0 found.
1.594 raeburn 1792: output: returns 2 items:
1.586 raeburn 1793: (a) form element which contains either:
1794: (i) <select name="$name">
1795: <option value="$hostid1">$hostid $servers{$hostid}</option>
1796: <option value="$hostid2">$hostid $servers{$hostid}</option>
1797: </select>
1798: form item if there are multiple library servers in $domain, or
1799: (ii) an <input type="hidden" name="$name" value="$hostid" /> form item
1800: if there is only one library server in $domain.
1801:
1802: (b) number of library servers found.
1803:
1804: See loncreateuser.pm for example of use.
1.35 matthew 1805:
1806: =cut
1807:
1808: #-------------------------------------------
1.586 raeburn 1809: sub home_server_form_item {
1810: my ($domain,$name,$default,$hide) = @_;
1.513 albertel 1811: my %servers = &Apache::lonnet::get_servers($domain,'library');
1.586 raeburn 1812: my $result;
1813: my $numlib = keys(%servers);
1814: if ($numlib > 1) {
1815: $result .= '<select name="'.$name.'" />'."\n";
1816: if ($default) {
1817: $result .= '<option value="default" selected>'.&mt('default').
1818: '</option>'."\n";
1819: }
1820: foreach my $hostid (sort(keys(%servers))) {
1821: $result.= '<option value="'.$hostid.'">'.
1822: $hostid.' '.$servers{$hostid}."</option>\n";
1823: }
1824: $result .= '</select>'."\n";
1825: } elsif ($numlib == 1) {
1826: my $hostid;
1827: foreach my $item (keys(%servers)) {
1828: $hostid = $item;
1829: }
1830: $result .= '<input type="hidden" name="'.$name.'" value="'.
1831: $hostid.'" />';
1832: if (!$hide) {
1833: $result .= $hostid.' '.$servers{$hostid};
1834: }
1835: $result .= "\n";
1836: } elsif ($default) {
1837: $result .= '<input type="hidden" name="'.$name.
1838: '" value="default" />';
1839: if (!$hide) {
1840: $result .= &mt('default');
1841: }
1842: $result .= "\n";
1.33 matthew 1843: }
1.586 raeburn 1844: return ($result,$numlib);
1.33 matthew 1845: }
1.112 bowersj2 1846:
1847: =pod
1848:
1.534 albertel 1849: =back
1850:
1.112 bowersj2 1851: =cut
1.87 matthew 1852:
1853: ###############################################################
1.112 bowersj2 1854: ## Decoding User Agent ##
1.87 matthew 1855: ###############################################################
1856:
1857: =pod
1858:
1.112 bowersj2 1859: =head1 Decoding the User Agent
1860:
1861: =over 4
1862:
1863: =item * &decode_user_agent()
1.87 matthew 1864:
1865: Inputs: $r
1866:
1867: Outputs:
1868:
1869: =over 4
1870:
1.112 bowersj2 1871: =item * $httpbrowser
1.87 matthew 1872:
1.112 bowersj2 1873: =item * $clientbrowser
1.87 matthew 1874:
1.112 bowersj2 1875: =item * $clientversion
1.87 matthew 1876:
1.112 bowersj2 1877: =item * $clientmathml
1.87 matthew 1878:
1.112 bowersj2 1879: =item * $clientunicode
1.87 matthew 1880:
1.112 bowersj2 1881: =item * $clientos
1.87 matthew 1882:
1883: =back
1884:
1.157 matthew 1885: =back
1886:
1.87 matthew 1887: =cut
1888:
1889: ###############################################################
1890: ###############################################################
1891: sub decode_user_agent {
1.247 albertel 1892: my ($r)=@_;
1.87 matthew 1893: my @browsertype=split(/\&/,$Apache::lonnet::perlvar{"lonBrowsDet"});
1894: my %mathcap=split(/\&/,$$Apache::lonnet::perlvar{"lonMathML"});
1895: my $httpbrowser=$ENV{"HTTP_USER_AGENT"};
1.247 albertel 1896: if (!$httpbrowser && $r) { $httpbrowser=$r->header_in('User-Agent'); }
1.87 matthew 1897: my $clientbrowser='unknown';
1898: my $clientversion='0';
1899: my $clientmathml='';
1900: my $clientunicode='0';
1901: for (my $i=0;$i<=$#browsertype;$i++) {
1902: my ($bname,$match,$notmatch,$vreg,$minv,$univ)=split(/\:/,$browsertype[$i]);
1903: if (($httpbrowser=~/$match/i) && ($httpbrowser!~/$notmatch/i)) {
1904: $clientbrowser=$bname;
1905: $httpbrowser=~/$vreg/i;
1906: $clientversion=$1;
1907: $clientmathml=($clientversion>=$minv);
1908: $clientunicode=($clientversion>=$univ);
1909: }
1910: }
1911: my $clientos='unknown';
1912: if (($httpbrowser=~/linux/i) ||
1913: ($httpbrowser=~/unix/i) ||
1914: ($httpbrowser=~/ux/i) ||
1915: ($httpbrowser=~/solaris/i)) { $clientos='unix'; }
1916: if (($httpbrowser=~/vax/i) ||
1917: ($httpbrowser=~/vms/i)) { $clientos='vms'; }
1918: if ($httpbrowser=~/next/i) { $clientos='next'; }
1919: if (($httpbrowser=~/mac/i) ||
1920: ($httpbrowser=~/powerpc/i)) { $clientos='mac'; }
1921: if ($httpbrowser=~/win/i) { $clientos='win'; }
1922: if ($httpbrowser=~/embed/i) { $clientos='pda'; }
1923: return ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
1924: $clientunicode,$clientos,);
1925: }
1926:
1.32 matthew 1927: ###############################################################
1928: ## Authentication changing form generation subroutines ##
1929: ###############################################################
1930: ##
1931: ## All of the authform_xxxxxxx subroutines take their inputs in a
1932: ## hash, and have reasonable default values.
1933: ##
1934: ## formname = the name given in the <form> tag.
1.35 matthew 1935: #-------------------------------------------
1936:
1.45 matthew 1937: =pod
1938:
1.112 bowersj2 1939: =head1 Authentication Routines
1940:
1941: =over 4
1942:
1.648 raeburn 1943: =item * &authform_xxxxxx()
1.35 matthew 1944:
1945: The authform_xxxxxx subroutines provide javascript and html forms which
1946: handle some of the conveniences required for authentication forms.
1947: This is not an optimal method, but it works.
1948:
1949: =over 4
1950:
1.112 bowersj2 1951: =item * authform_header
1.35 matthew 1952:
1.112 bowersj2 1953: =item * authform_authorwarning
1.35 matthew 1954:
1.112 bowersj2 1955: =item * authform_nochange
1.35 matthew 1956:
1.112 bowersj2 1957: =item * authform_kerberos
1.35 matthew 1958:
1.112 bowersj2 1959: =item * authform_internal
1.35 matthew 1960:
1.112 bowersj2 1961: =item * authform_filesystem
1.35 matthew 1962:
1963: =back
1964:
1.648 raeburn 1965: See loncreateuser.pm for invocation and use examples.
1.157 matthew 1966:
1.35 matthew 1967: =cut
1968:
1969: #-------------------------------------------
1.32 matthew 1970: sub authform_header{
1971: my %in = (
1972: formname => 'cu',
1.80 albertel 1973: kerb_def_dom => '',
1.32 matthew 1974: @_,
1975: );
1976: $in{'formname'} = 'document.' . $in{'formname'};
1977: my $result='';
1.80 albertel 1978:
1979: #---------------------------------------------- Code for upper case translation
1980: my $Javascript_toUpperCase;
1981: unless ($in{kerb_def_dom}) {
1982: $Javascript_toUpperCase =<<"END";
1983: switch (choice) {
1984: case 'krb': currentform.elements[choicearg].value =
1985: currentform.elements[choicearg].value.toUpperCase();
1986: break;
1987: default:
1988: }
1989: END
1990: } else {
1991: $Javascript_toUpperCase = "";
1992: }
1993:
1.165 raeburn 1994: my $radioval = "'nochange'";
1.591 raeburn 1995: if (defined($in{'curr_authtype'})) {
1996: if ($in{'curr_authtype'} ne '') {
1997: $radioval = "'".$in{'curr_authtype'}."arg'";
1998: }
1.174 matthew 1999: }
1.165 raeburn 2000: my $argfield = 'null';
1.591 raeburn 2001: if (defined($in{'mode'})) {
1.165 raeburn 2002: if ($in{'mode'} eq 'modifycourse') {
1.591 raeburn 2003: if (defined($in{'curr_autharg'})) {
2004: if ($in{'curr_autharg'} ne '') {
1.165 raeburn 2005: $argfield = "'$in{'curr_autharg'}'";
2006: }
2007: }
2008: }
2009: }
2010:
1.32 matthew 2011: $result.=<<"END";
2012: var current = new Object();
1.165 raeburn 2013: current.radiovalue = $radioval;
2014: current.argfield = $argfield;
1.32 matthew 2015:
2016: function changed_radio(choice,currentform) {
2017: var choicearg = choice + 'arg';
2018: // If a radio button in changed, we need to change the argfield
2019: if (current.radiovalue != choice) {
2020: current.radiovalue = choice;
2021: if (current.argfield != null) {
2022: currentform.elements[current.argfield].value = '';
2023: }
2024: if (choice == 'nochange') {
2025: current.argfield = null;
2026: } else {
2027: current.argfield = choicearg;
2028: switch(choice) {
2029: case 'krb':
2030: currentform.elements[current.argfield].value =
2031: "$in{'kerb_def_dom'}";
2032: break;
2033: default:
2034: break;
2035: }
2036: }
2037: }
2038: return;
2039: }
1.22 www 2040:
1.32 matthew 2041: function changed_text(choice,currentform) {
2042: var choicearg = choice + 'arg';
2043: if (currentform.elements[choicearg].value !='') {
1.80 albertel 2044: $Javascript_toUpperCase
1.32 matthew 2045: // clear old field
2046: if ((current.argfield != choicearg) && (current.argfield != null)) {
2047: currentform.elements[current.argfield].value = '';
2048: }
2049: current.argfield = choicearg;
2050: }
2051: set_auth_radio_buttons(choice,currentform);
2052: return;
1.20 www 2053: }
1.32 matthew 2054:
2055: function set_auth_radio_buttons(newvalue,currentform) {
2056: var i=0;
2057: while (i < currentform.login.length) {
2058: if (currentform.login[i].value == newvalue) { break; }
2059: i++;
2060: }
2061: if (i == currentform.login.length) {
2062: return;
2063: }
2064: current.radiovalue = newvalue;
2065: currentform.login[i].checked = true;
2066: return;
2067: }
2068: END
2069: return $result;
2070: }
2071:
2072: sub authform_authorwarning{
2073: my $result='';
1.144 matthew 2074: $result='<i>'.
2075: &mt('As a general rule, only authors or co-authors should be '.
2076: 'filesystem authenticated '.
2077: '(which allows access to the server filesystem).')."</i>\n";
1.32 matthew 2078: return $result;
2079: }
2080:
2081: sub authform_nochange{
2082: my %in = (
2083: formname => 'document.cu',
2084: kerb_def_dom => 'MSU.EDU',
2085: @_,
2086: );
1.586 raeburn 2087: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
2088: my $result;
2089: if (keys(%can_assign) == 0) {
2090: $result = &mt('Under you current role you are not permitted to change login settings for this user');
2091: } else {
2092: $result = '<label>'.&mt('[_1] Do not change login data',
2093: '<input type="radio" name="login" value="nochange" '.
2094: 'checked="checked" onclick="'.
1.281 albertel 2095: "javascript:changed_radio('nochange',$in{'formname'});".'" />').
2096: '</label>';
1.586 raeburn 2097: }
1.32 matthew 2098: return $result;
2099: }
2100:
1.591 raeburn 2101: sub authform_kerberos {
1.32 matthew 2102: my %in = (
2103: formname => 'document.cu',
2104: kerb_def_dom => 'MSU.EDU',
1.80 albertel 2105: kerb_def_auth => 'krb4',
1.32 matthew 2106: @_,
2107: );
1.586 raeburn 2108: my ($check4,$check5,$krbcheck,$krbarg,$krbver,$result,$authtype,
2109: $autharg,$jscall);
2110: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.80 albertel 2111: if ($in{'kerb_def_auth'} eq 'krb5') {
1.586 raeburn 2112: $check5 = ' checked="on"';
1.80 albertel 2113: } else {
1.586 raeburn 2114: $check4 = ' checked="on"';
1.80 albertel 2115: }
1.165 raeburn 2116: $krbarg = $in{'kerb_def_dom'};
1.591 raeburn 2117: if (defined($in{'curr_authtype'})) {
2118: if ($in{'curr_authtype'} eq 'krb') {
1.586 raeburn 2119: $krbcheck = ' checked="on"';
1.623 raeburn 2120: if (defined($in{'mode'})) {
2121: if ($in{'mode'} eq 'modifyuser') {
2122: $krbcheck = '';
2123: }
2124: }
1.591 raeburn 2125: if (defined($in{'curr_kerb_ver'})) {
2126: if ($in{'curr_krb_ver'} eq '5') {
2127: $check5 = ' checked="on"';
2128: $check4 = '';
2129: } else {
2130: $check4 = ' checked="on"';
2131: $check5 = '';
2132: }
1.586 raeburn 2133: }
1.591 raeburn 2134: if (defined($in{'curr_autharg'})) {
1.165 raeburn 2135: $krbarg = $in{'curr_autharg'};
2136: }
1.586 raeburn 2137: if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
1.591 raeburn 2138: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2139: $result =
2140: &mt('Currently Kerberos authenticated with domain [_1] Version [_2].',
2141: $in{'curr_autharg'},$krbver);
2142: } else {
2143: $result =
2144: &mt('Currently Kerberos authenticated, Version [_1].',$krbver);
2145: }
2146: return $result;
2147: }
2148: }
2149: } else {
2150: if ($authnum == 1) {
2151: $authtype = '<input type="hidden" name="login" value="krb">';
1.165 raeburn 2152: }
2153: }
1.586 raeburn 2154: if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
2155: return;
1.587 raeburn 2156: } elsif ($authtype eq '') {
1.591 raeburn 2157: if (defined($in{'mode'})) {
1.587 raeburn 2158: if ($in{'mode'} eq 'modifycourse') {
2159: if ($authnum == 1) {
2160: $authtype = '<input type="hidden" name="login" value="krb">';
2161: }
2162: }
2163: }
1.586 raeburn 2164: }
2165: $jscall = "javascript:changed_radio('krb',$in{'formname'});";
2166: if ($authtype eq '') {
2167: $authtype = '<input type="radio" name="login" value="krb" '.
2168: 'onclick="'.$jscall.'" onchange="'.$jscall.'"'.
2169: $krbcheck.' />';
2170: }
2171: if (($can_assign{'krb4'} && $can_assign{'krb5'}) ||
2172: ($can_assign{'krb4'} && !$can_assign{'krb5'} &&
2173: $in{'curr_authtype'} eq 'krb5') ||
2174: (!$can_assign{'krb4'} && $can_assign{'krb5'} &&
2175: $in{'curr_authtype'} eq 'krb4')) {
2176: $result .= &mt
1.144 matthew 2177: ('[_1] Kerberos authenticated with domain [_2] '.
1.281 albertel 2178: '[_3] Version 4 [_4] Version 5 [_5]',
1.586 raeburn 2179: '<label>'.$authtype,
1.281 albertel 2180: '</label><input type="text" size="10" name="krbarg" '.
1.165 raeburn 2181: 'value="'.$krbarg.'" '.
1.144 matthew 2182: 'onchange="'.$jscall.'" />',
1.281 albertel 2183: '<label><input type="radio" name="krbver" value="4" '.$check4.' />',
2184: '</label><label><input type="radio" name="krbver" value="5" '.$check5.' />',
2185: '</label>');
1.586 raeburn 2186: } elsif ($can_assign{'krb4'}) {
2187: $result .= &mt
2188: ('[_1] Kerberos authenticated with domain [_2] '.
2189: '[_3] Version 4 [_4]',
2190: '<label>'.$authtype,
2191: '</label><input type="text" size="10" name="krbarg" '.
2192: 'value="'.$krbarg.'" '.
2193: 'onchange="'.$jscall.'" />',
2194: '<label><input type="hidden" name="krbver" value="4" />',
2195: '</label>');
2196: } elsif ($can_assign{'krb5'}) {
2197: $result .= &mt
2198: ('[_1] Kerberos authenticated with domain [_2] '.
2199: '[_3] Version 5 [_4]',
2200: '<label>'.$authtype,
2201: '</label><input type="text" size="10" name="krbarg" '.
2202: 'value="'.$krbarg.'" '.
2203: 'onchange="'.$jscall.'" />',
2204: '<label><input type="hidden" name="krbver" value="5" />',
2205: '</label>');
2206: }
1.32 matthew 2207: return $result;
2208: }
2209:
2210: sub authform_internal{
1.586 raeburn 2211: my %in = (
1.32 matthew 2212: formname => 'document.cu',
2213: kerb_def_dom => 'MSU.EDU',
2214: @_,
2215: );
1.586 raeburn 2216: my ($intcheck,$intarg,$result,$authtype,$autharg,$jscall);
2217: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2218: if (defined($in{'curr_authtype'})) {
2219: if ($in{'curr_authtype'} eq 'int') {
1.586 raeburn 2220: if ($can_assign{'int'}) {
2221: $intcheck = 'checked="on" ';
1.623 raeburn 2222: if (defined($in{'mode'})) {
2223: if ($in{'mode'} eq 'modifyuser') {
2224: $intcheck = '';
2225: }
2226: }
1.591 raeburn 2227: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2228: $intarg = $in{'curr_autharg'};
2229: }
2230: } else {
2231: $result = &mt('Currently internally authenticated.');
2232: return $result;
1.165 raeburn 2233: }
2234: }
1.586 raeburn 2235: } else {
2236: if ($authnum == 1) {
2237: $authtype = '<input type="hidden" name="login" value="int">';
2238: }
2239: }
2240: if (!$can_assign{'int'}) {
2241: return;
1.587 raeburn 2242: } elsif ($authtype eq '') {
1.591 raeburn 2243: if (defined($in{'mode'})) {
1.587 raeburn 2244: if ($in{'mode'} eq 'modifycourse') {
2245: if ($authnum == 1) {
2246: $authtype = '<input type="hidden" name="login" value="int">';
2247: }
2248: }
2249: }
1.165 raeburn 2250: }
1.586 raeburn 2251: $jscall = "javascript:changed_radio('int',$in{'formname'});";
2252: if ($authtype eq '') {
2253: $authtype = '<input type="radio" name="login" value="int" '.$intcheck.
2254: ' onchange="'.$jscall.'" onclick="'.$jscall.'" />';
2255: }
1.605 bisitz 2256: $autharg = '<input type="password" size="10" name="intarg" value="'.
1.586 raeburn 2257: $intarg.'" onchange="'.$jscall.'" />';
2258: $result = &mt
1.144 matthew 2259: ('[_1] Internally authenticated (with initial password [_2])',
1.586 raeburn 2260: '<label>'.$authtype,'</label>'.$autharg);
1.620 www 2261: $result.="<label><input type=\"checkbox\" name=\"visible\" onClick='if (this.checked) { this.form.intarg.type=\"text\" } else { this.form.intarg.type=\"password\" }' />".&mt('Visible input').'</label>';
1.32 matthew 2262: return $result;
2263: }
2264:
2265: sub authform_local{
2266: my %in = (
2267: formname => 'document.cu',
2268: kerb_def_dom => 'MSU.EDU',
2269: @_,
2270: );
1.586 raeburn 2271: my ($loccheck,$locarg,$result,$authtype,$autharg,$jscall);
2272: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2273: if (defined($in{'curr_authtype'})) {
2274: if ($in{'curr_authtype'} eq 'loc') {
1.586 raeburn 2275: if ($can_assign{'loc'}) {
2276: $loccheck = 'checked="on" ';
1.623 raeburn 2277: if (defined($in{'mode'})) {
2278: if ($in{'mode'} eq 'modifyuser') {
2279: $loccheck = '';
2280: }
2281: }
1.591 raeburn 2282: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2283: $locarg = $in{'curr_autharg'};
2284: }
2285: } else {
2286: $result = &mt('Currently using local (institutional) authentication.');
2287: return $result;
1.165 raeburn 2288: }
2289: }
1.586 raeburn 2290: } else {
2291: if ($authnum == 1) {
2292: $authtype = '<input type="hidden" name="login" value="loc">';
2293: }
2294: }
2295: if (!$can_assign{'loc'}) {
2296: return;
1.587 raeburn 2297: } elsif ($authtype eq '') {
1.591 raeburn 2298: if (defined($in{'mode'})) {
1.587 raeburn 2299: if ($in{'mode'} eq 'modifycourse') {
2300: if ($authnum == 1) {
2301: $authtype = '<input type="hidden" name="login" value="loc">';
2302: }
2303: }
2304: }
1.165 raeburn 2305: }
1.586 raeburn 2306: $jscall = "javascript:changed_radio('loc',$in{'formname'});";
2307: if ($authtype eq '') {
2308: $authtype = '<input type="radio" name="login" value="loc" '.
2309: $loccheck.' onchange="'.$jscall.'" onclick="'.
2310: $jscall.'" />';
2311: }
2312: $autharg = '<input type="text" size="10" name="locarg" value="'.
2313: $locarg.'" onchange="'.$jscall.'" />';
2314: $result = &mt('[_1] Local Authentication with argument [_2]',
2315: '<label>'.$authtype,'</label>'.$autharg);
1.32 matthew 2316: return $result;
2317: }
2318:
2319: sub authform_filesystem{
2320: my %in = (
2321: formname => 'document.cu',
2322: kerb_def_dom => 'MSU.EDU',
2323: @_,
2324: );
1.586 raeburn 2325: my ($fsyscheck,$result,$authtype,$autharg,$jscall);
2326: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2327: if (defined($in{'curr_authtype'})) {
2328: if ($in{'curr_authtype'} eq 'fsys') {
1.586 raeburn 2329: if ($can_assign{'fsys'}) {
2330: $fsyscheck = 'checked="on" ';
1.623 raeburn 2331: if (defined($in{'mode'})) {
2332: if ($in{'mode'} eq 'modifyuser') {
2333: $fsyscheck = '';
2334: }
2335: }
1.586 raeburn 2336: } else {
2337: $result = &mt('Currently Filesystem Authenticated.');
2338: return $result;
2339: }
2340: }
2341: } else {
2342: if ($authnum == 1) {
2343: $authtype = '<input type="hidden" name="login" value="fsys">';
2344: }
2345: }
2346: if (!$can_assign{'fsys'}) {
2347: return;
1.587 raeburn 2348: } elsif ($authtype eq '') {
1.591 raeburn 2349: if (defined($in{'mode'})) {
1.587 raeburn 2350: if ($in{'mode'} eq 'modifycourse') {
2351: if ($authnum == 1) {
2352: $authtype = '<input type="hidden" name="login" value="fsys">';
2353: }
2354: }
2355: }
1.586 raeburn 2356: }
2357: $jscall = "javascript:changed_radio('fsys',$in{'formname'});";
2358: if ($authtype eq '') {
2359: $authtype = '<input type="radio" name="login" value="fsys" '.
2360: $fsyscheck.' onchange="'.$jscall.'" onclick="'.
2361: $jscall.'" />';
2362: }
2363: $autharg = '<input type="text" size="10" name="fsysarg" value=""'.
2364: ' onchange="'.$jscall.'" />';
2365: $result = &mt
1.144 matthew 2366: ('[_1] Filesystem Authenticated (with initial password [_2])',
1.281 albertel 2367: '<label><input type="radio" name="login" value="fsys" '.
1.586 raeburn 2368: $fsyscheck.'onchange="'.$jscall.'" onclick="'.$jscall.'" />',
1.605 bisitz 2369: '</label><input type="password" size="10" name="fsysarg" value="" '.
1.144 matthew 2370: 'onchange="'.$jscall.'" />');
1.32 matthew 2371: return $result;
2372: }
2373:
1.586 raeburn 2374: sub get_assignable_auth {
2375: my ($dom) = @_;
2376: if ($dom eq '') {
2377: $dom = $env{'request.role.domain'};
2378: }
2379: my %can_assign = (
2380: krb4 => 1,
2381: krb5 => 1,
2382: int => 1,
2383: loc => 1,
2384: );
2385: my %domconfig = &Apache::lonnet::get_dom('configuration',['usercreation'],$dom);
2386: if (ref($domconfig{'usercreation'}) eq 'HASH') {
2387: if (ref($domconfig{'usercreation'}{'authtypes'}) eq 'HASH') {
2388: my $authhash = $domconfig{'usercreation'}{'authtypes'};
2389: my $context;
2390: if ($env{'request.role'} =~ /^au/) {
2391: $context = 'author';
2392: } elsif ($env{'request.role'} =~ /^dc/) {
2393: $context = 'domain';
2394: } elsif ($env{'request.course.id'}) {
2395: $context = 'course';
2396: }
2397: if ($context) {
2398: if (ref($authhash->{$context}) eq 'HASH') {
2399: %can_assign = %{$authhash->{$context}};
2400: }
2401: }
2402: }
2403: }
2404: my $authnum = 0;
2405: foreach my $key (keys(%can_assign)) {
2406: if ($can_assign{$key}) {
2407: $authnum ++;
2408: }
2409: }
2410: if ($can_assign{'krb4'} && $can_assign{'krb5'}) {
2411: $authnum --;
2412: }
2413: return ($authnum,%can_assign);
2414: }
2415:
1.80 albertel 2416: ###############################################################
2417: ## Get Kerberos Defaults for Domain ##
2418: ###############################################################
2419: ##
2420: ## Returns default kerberos version and an associated argument
2421: ## as listed in file domain.tab. If not listed, provides
2422: ## appropriate default domain and kerberos version.
2423: ##
2424: #-------------------------------------------
2425:
2426: =pod
2427:
1.648 raeburn 2428: =item * &get_kerberos_defaults()
1.80 albertel 2429:
2430: get_kerberos_defaults($target_domain) returns the default kerberos
1.641 raeburn 2431: version and domain. If not found, it defaults to version 4 and the
2432: domain of the server.
1.80 albertel 2433:
1.648 raeburn 2434: =over 4
2435:
1.80 albertel 2436: ($def_version, $def_krb_domain) = &get_kerberos_defaults($target_domain);
2437:
1.648 raeburn 2438: =back
2439:
2440: =back
2441:
1.80 albertel 2442: =cut
2443:
2444: #-------------------------------------------
2445: sub get_kerberos_defaults {
2446: my $domain=shift;
1.641 raeburn 2447: my ($krbdef,$krbdefdom);
2448: my %domdefaults = &Apache::lonnet::get_domain_defaults($domain);
2449: if (($domdefaults{'auth_def'} =~/^krb(4|5)$/) && ($domdefaults{'auth_arg_def'} ne '')) {
2450: $krbdef = $domdefaults{'auth_def'};
2451: $krbdefdom = $domdefaults{'auth_arg_def'};
2452: } else {
1.80 albertel 2453: $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/;
2454: my $krbdefdom=$1;
2455: $krbdefdom=~tr/a-z/A-Z/;
2456: $krbdef = "krb4";
2457: }
2458: return ($krbdef,$krbdefdom);
2459: }
1.112 bowersj2 2460:
1.32 matthew 2461:
1.46 matthew 2462: ###############################################################
2463: ## Thesaurus Functions ##
2464: ###############################################################
1.20 www 2465:
1.46 matthew 2466: =pod
1.20 www 2467:
1.112 bowersj2 2468: =head1 Thesaurus Functions
2469:
2470: =over 4
2471:
1.648 raeburn 2472: =item * &initialize_keywords()
1.46 matthew 2473:
2474: Initializes the package variable %Keywords if it is empty. Uses the
2475: package variable $thesaurus_db_file.
2476:
2477: =cut
2478:
2479: ###################################################
2480:
2481: sub initialize_keywords {
2482: return 1 if (scalar keys(%Keywords));
2483: # If we are here, %Keywords is empty, so fill it up
2484: # Make sure the file we need exists...
2485: if (! -e $thesaurus_db_file) {
2486: &Apache::lonnet::logthis("Attempt to access $thesaurus_db_file".
2487: " failed because it does not exist");
2488: return 0;
2489: }
2490: # Set up the hash as a database
2491: my %thesaurus_db;
2492: if (! tie(%thesaurus_db,'GDBM_File',
1.53 albertel 2493: $thesaurus_db_file,&GDBM_READER(),0640)){
1.46 matthew 2494: &Apache::lonnet::logthis("Could not tie \%thesaurus_db to ".
2495: $thesaurus_db_file);
2496: return 0;
2497: }
2498: # Get the average number of appearances of a word.
2499: my $avecount = $thesaurus_db{'average.count'};
2500: # Put keywords (those that appear > average) into %Keywords
2501: while (my ($word,$data)=each (%thesaurus_db)) {
2502: my ($count,undef) = split /:/,$data;
2503: $Keywords{$word}++ if ($count > $avecount);
2504: }
2505: untie %thesaurus_db;
2506: # Remove special values from %Keywords.
1.356 albertel 2507: foreach my $value ('total.count','average.count') {
2508: delete($Keywords{$value}) if (exists($Keywords{$value}));
1.586 raeburn 2509: }
1.46 matthew 2510: return 1;
2511: }
2512:
2513: ###################################################
2514:
2515: =pod
2516:
1.648 raeburn 2517: =item * &keyword($word)
1.46 matthew 2518:
2519: Returns true if $word is a keyword. A keyword is a word that appears more
2520: than the average number of times in the thesaurus database. Calls
2521: &initialize_keywords
2522:
2523: =cut
2524:
2525: ###################################################
1.20 www 2526:
2527: sub keyword {
1.46 matthew 2528: return if (!&initialize_keywords());
2529: my $word=lc(shift());
2530: $word=~s/\W//g;
2531: return exists($Keywords{$word});
1.20 www 2532: }
1.46 matthew 2533:
2534: ###############################################################
2535:
2536: =pod
1.20 www 2537:
1.648 raeburn 2538: =item * &get_related_words()
1.46 matthew 2539:
1.160 matthew 2540: Look up a word in the thesaurus. Takes a scalar argument and returns
1.46 matthew 2541: an array of words. If the keyword is not in the thesaurus, an empty array
2542: will be returned. The order of the words returned is determined by the
2543: database which holds them.
2544:
2545: Uses global $thesaurus_db_file.
2546:
2547: =cut
2548:
2549: ###############################################################
2550: sub get_related_words {
2551: my $keyword = shift;
2552: my %thesaurus_db;
2553: if (! -e $thesaurus_db_file) {
2554: &Apache::lonnet::logthis("Attempt to access $thesaurus_db_file ".
2555: "failed because the file does not exist");
2556: return ();
2557: }
2558: if (! tie(%thesaurus_db,'GDBM_File',
1.53 albertel 2559: $thesaurus_db_file,&GDBM_READER(),0640)){
1.46 matthew 2560: return ();
2561: }
2562: my @Words=();
1.429 www 2563: my $count=0;
1.46 matthew 2564: if (exists($thesaurus_db{$keyword})) {
1.356 albertel 2565: # The first element is the number of times
2566: # the word appears. We do not need it now.
1.429 www 2567: my (undef,@RelatedWords) = (split(/:/,$thesaurus_db{$keyword}));
2568: my (undef,$mostfrequentcount)=split(/\,/,$RelatedWords[0]);
2569: my $threshold=$mostfrequentcount/10;
2570: foreach my $possibleword (@RelatedWords) {
2571: my ($word,$wordcount)=split(/\,/,$possibleword);
2572: if ($wordcount>$threshold) {
2573: push(@Words,$word);
2574: $count++;
2575: if ($count>10) { last; }
2576: }
1.20 www 2577: }
2578: }
1.46 matthew 2579: untie %thesaurus_db;
2580: return @Words;
1.14 harris41 2581: }
1.46 matthew 2582:
1.112 bowersj2 2583: =pod
2584:
2585: =back
2586:
2587: =cut
1.61 www 2588:
2589: # -------------------------------------------------------------- Plaintext name
1.81 albertel 2590: =pod
2591:
1.112 bowersj2 2592: =head1 User Name Functions
2593:
2594: =over 4
2595:
1.648 raeburn 2596: =item * &plainname($uname,$udom,$first)
1.81 albertel 2597:
1.112 bowersj2 2598: Takes a users logon name and returns it as a string in
1.226 albertel 2599: "first middle last generation" form
2600: if $first is set to 'lastname' then it returns it as
2601: 'lastname generation, firstname middlename' if their is a lastname
1.81 albertel 2602:
2603: =cut
1.61 www 2604:
1.295 www 2605:
1.81 albertel 2606: ###############################################################
1.61 www 2607: sub plainname {
1.226 albertel 2608: my ($uname,$udom,$first)=@_;
1.537 albertel 2609: return if (!defined($uname) || !defined($udom));
1.295 www 2610: my %names=&getnames($uname,$udom);
1.226 albertel 2611: my $name=&Apache::lonnet::format_name($names{'firstname'},
2612: $names{'middlename'},
2613: $names{'lastname'},
2614: $names{'generation'},$first);
2615: $name=~s/^\s+//;
1.62 www 2616: $name=~s/\s+$//;
2617: $name=~s/\s+/ /g;
1.353 albertel 2618: if ($name !~ /\S/) { $name=$uname.':'.$udom; }
1.62 www 2619: return $name;
1.61 www 2620: }
1.66 www 2621:
2622: # -------------------------------------------------------------------- Nickname
1.81 albertel 2623: =pod
2624:
1.648 raeburn 2625: =item * &nickname($uname,$udom)
1.81 albertel 2626:
2627: Gets a users name and returns it as a string as
2628:
2629: ""nickname""
1.66 www 2630:
1.81 albertel 2631: if the user has a nickname or
2632:
2633: "first middle last generation"
2634:
2635: if the user does not
2636:
2637: =cut
1.66 www 2638:
2639: sub nickname {
2640: my ($uname,$udom)=@_;
1.537 albertel 2641: return if (!defined($uname) || !defined($udom));
1.295 www 2642: my %names=&getnames($uname,$udom);
1.68 albertel 2643: my $name=$names{'nickname'};
1.66 www 2644: if ($name) {
2645: $name='"'.$name.'"';
2646: } else {
2647: $name=$names{'firstname'}.' '.$names{'middlename'}.' '.
2648: $names{'lastname'}.' '.$names{'generation'};
2649: $name=~s/\s+$//;
2650: $name=~s/\s+/ /g;
2651: }
2652: return $name;
2653: }
2654:
1.295 www 2655: sub getnames {
2656: my ($uname,$udom)=@_;
1.537 albertel 2657: return if (!defined($uname) || !defined($udom));
1.433 albertel 2658: if ($udom eq 'public' && $uname eq 'public') {
2659: return ('lastname' => &mt('Public'));
2660: }
1.295 www 2661: my $id=$uname.':'.$udom;
2662: my ($names,$cached)=&Apache::lonnet::is_cached_new('namescache',$id);
2663: if ($cached) {
2664: return %{$names};
2665: } else {
2666: my %loadnames=&Apache::lonnet::get('environment',
2667: ['firstname','middlename','lastname','generation','nickname'],
2668: $udom,$uname);
2669: &Apache::lonnet::do_cache_new('namescache',$id,\%loadnames);
2670: return %loadnames;
2671: }
2672: }
1.61 www 2673:
1.542 raeburn 2674: # -------------------------------------------------------------------- getemails
1.648 raeburn 2675:
1.542 raeburn 2676: =pod
2677:
1.648 raeburn 2678: =item * &getemails($uname,$udom)
1.542 raeburn 2679:
2680: Gets a user's email information and returns it as a hash with keys:
2681: notification, critnotification, permanentemail
2682:
2683: For notification and critnotification, values are comma-separated lists
1.648 raeburn 2684: of e-mail addresses; for permanentemail, value is a single e-mail address.
1.542 raeburn 2685:
1.648 raeburn 2686:
1.542 raeburn 2687: =cut
2688:
1.648 raeburn 2689:
1.466 albertel 2690: sub getemails {
2691: my ($uname,$udom)=@_;
2692: if ($udom eq 'public' && $uname eq 'public') {
2693: return;
2694: }
1.467 www 2695: if (!$udom) { $udom=$env{'user.domain'}; }
2696: if (!$uname) { $uname=$env{'user.name'}; }
1.466 albertel 2697: my $id=$uname.':'.$udom;
2698: my ($names,$cached)=&Apache::lonnet::is_cached_new('emailscache',$id);
2699: if ($cached) {
2700: return %{$names};
2701: } else {
2702: my %loadnames=&Apache::lonnet::get('environment',
2703: ['notification','critnotification',
2704: 'permanentemail'],
2705: $udom,$uname);
2706: &Apache::lonnet::do_cache_new('emailscache',$id,\%loadnames);
2707: return %loadnames;
2708: }
2709: }
2710:
1.551 albertel 2711: sub flush_email_cache {
2712: my ($uname,$udom)=@_;
2713: if (!$udom) { $udom =$env{'user.domain'}; }
2714: if (!$uname) { $uname=$env{'user.name'}; }
2715: return if ($udom eq 'public' && $uname eq 'public');
2716: my $id=$uname.':'.$udom;
2717: &Apache::lonnet::devalidate_cache_new('emailscache',$id);
2718: }
2719:
1.61 www 2720: # ------------------------------------------------------------------ Screenname
1.81 albertel 2721:
2722: =pod
2723:
1.648 raeburn 2724: =item * &screenname($uname,$udom)
1.81 albertel 2725:
2726: Gets a users screenname and returns it as a string
2727:
2728: =cut
1.61 www 2729:
2730: sub screenname {
2731: my ($uname,$udom)=@_;
1.258 albertel 2732: if ($uname eq $env{'user.name'} &&
2733: $udom eq $env{'user.domain'}) {return $env{'environment.screenname'};}
1.212 albertel 2734: my %names=&Apache::lonnet::get('environment',['screenname'],$udom,$uname);
1.68 albertel 2735: return $names{'screenname'};
1.62 www 2736: }
2737:
1.212 albertel 2738:
1.62 www 2739: # ------------------------------------------------------------- Message Wrapper
2740:
2741: sub messagewrapper {
1.369 www 2742: my ($link,$username,$domain,$subject,$text)=@_;
1.62 www 2743: return
1.441 albertel 2744: '<a href="/adm/email?compose=individual&'.
2745: 'recname='.$username.'&recdom='.$domain.
2746: '&subject='.&escape($subject).'&text='.&escape($text).'" '.
1.200 matthew 2747: 'title="'.&mt('Send message').'">'.$link.'</a>';
1.74 www 2748: }
2749: # --------------------------------------------------------------- Notes Wrapper
2750:
2751: sub noteswrapper {
2752: my ($link,$un,$do)=@_;
2753: return
2754: "<a href='/adm/email?recordftf=retrieve&recname=$un&recdom=$do'>$link</a>";
1.62 www 2755: }
2756: # ------------------------------------------------------------- Aboutme Wrapper
2757:
2758: sub aboutmewrapper {
1.166 www 2759: my ($link,$username,$domain,$target)=@_;
1.447 raeburn 2760: if (!defined($username) && !defined($domain)) {
2761: return;
2762: }
1.205 www 2763: return '<a href="/adm/'.$domain.'/'.$username.'/aboutme"'.
1.454 banghart 2764: ($target?' target="$target"':'').' title="'.&mt("View this user's personal page").'">'.$link.'</a>';
1.62 www 2765: }
2766:
2767: # ------------------------------------------------------------ Syllabus Wrapper
2768:
2769:
2770: sub syllabuswrapper {
1.707 bisitz 2771: my ($linktext,$coursedir,$domain)=@_;
1.208 matthew 2772: return qq{<a href="/public/$domain/$coursedir/syllabus">$linktext</a>};
1.61 www 2773: }
1.14 harris41 2774:
1.208 matthew 2775: sub track_student_link {
1.268 albertel 2776: my ($linktext,$sname,$sdom,$target,$start) = @_;
2777: my $link ="/adm/trackstudent?";
1.208 matthew 2778: my $title = 'View recent activity';
2779: if (defined($sname) && $sname !~ /^\s*$/ &&
2780: defined($sdom) && $sdom !~ /^\s*$/) {
1.268 albertel 2781: $link .= "selected_student=$sname:$sdom";
1.208 matthew 2782: $title .= ' of this student';
1.268 albertel 2783: }
1.208 matthew 2784: if (defined($target) && $target !~ /^\s*$/) {
2785: $target = qq{target="$target"};
2786: } else {
2787: $target = '';
2788: }
1.268 albertel 2789: if ($start) { $link.='&start='.$start; }
1.554 albertel 2790: $title = &mt($title);
2791: $linktext = &mt($linktext);
1.448 albertel 2792: return qq{<a href="$link" title="$title" $target>$linktext</a>}.
2793: &help_open_topic('View_recent_activity');
1.208 matthew 2794: }
2795:
1.508 www 2796: # ===================================================== Display a student photo
2797:
2798:
1.509 albertel 2799: sub student_image_tag {
1.508 www 2800: my ($domain,$user)=@_;
2801: my $imgsrc=&Apache::lonnet::studentphoto($domain,$user,'jpg');
2802: if (($imgsrc) && ($imgsrc ne '/adm/lonKaputt/lonlogo_broken.gif')) {
2803: return '<img src="'.$imgsrc.'" align="right" />';
2804: } else {
2805: return '';
2806: }
2807: }
2808:
1.112 bowersj2 2809: =pod
2810:
2811: =back
2812:
2813: =head1 Access .tab File Data
2814:
2815: =over 4
2816:
1.648 raeburn 2817: =item * &languageids()
1.112 bowersj2 2818:
2819: returns list of all language ids
2820:
2821: =cut
2822:
1.14 harris41 2823: sub languageids {
1.16 harris41 2824: return sort(keys(%language));
1.14 harris41 2825: }
2826:
1.112 bowersj2 2827: =pod
2828:
1.648 raeburn 2829: =item * &languagedescription()
1.112 bowersj2 2830:
2831: returns description of a specified language id
2832:
2833: =cut
2834:
1.14 harris41 2835: sub languagedescription {
1.125 www 2836: my $code=shift;
2837: return ($supported_language{$code}?'* ':'').
2838: $language{$code}.
1.126 www 2839: ($supported_language{$code}?' ('.&mt('interface available').')':'');
1.145 www 2840: }
2841:
2842: sub plainlanguagedescription {
2843: my $code=shift;
2844: return $language{$code};
2845: }
2846:
2847: sub supportedlanguagecode {
2848: my $code=shift;
2849: return $supported_language{$code};
1.97 www 2850: }
2851:
1.112 bowersj2 2852: =pod
2853:
1.648 raeburn 2854: =item * ©rightids()
1.112 bowersj2 2855:
2856: returns list of all copyrights
2857:
2858: =cut
2859:
2860: sub copyrightids {
2861: return sort(keys(%cprtag));
2862: }
2863:
2864: =pod
2865:
1.648 raeburn 2866: =item * ©rightdescription()
1.112 bowersj2 2867:
2868: returns description of a specified copyright id
2869:
2870: =cut
2871:
2872: sub copyrightdescription {
1.166 www 2873: return &mt($cprtag{shift(@_)});
1.112 bowersj2 2874: }
1.197 matthew 2875:
2876: =pod
2877:
1.648 raeburn 2878: =item * &source_copyrightids()
1.192 taceyjo1 2879:
2880: returns list of all source copyrights
2881:
2882: =cut
2883:
2884: sub source_copyrightids {
2885: return sort(keys(%scprtag));
2886: }
2887:
2888: =pod
2889:
1.648 raeburn 2890: =item * &source_copyrightdescription()
1.192 taceyjo1 2891:
2892: returns description of a specified source copyright id
2893:
2894: =cut
2895:
2896: sub source_copyrightdescription {
2897: return &mt($scprtag{shift(@_)});
2898: }
1.112 bowersj2 2899:
2900: =pod
2901:
1.648 raeburn 2902: =item * &filecategories()
1.112 bowersj2 2903:
2904: returns list of all file categories
2905:
2906: =cut
2907:
2908: sub filecategories {
2909: return sort(keys(%category_extensions));
2910: }
2911:
2912: =pod
2913:
1.648 raeburn 2914: =item * &filecategorytypes()
1.112 bowersj2 2915:
2916: returns list of file types belonging to a given file
2917: category
2918:
2919: =cut
2920:
2921: sub filecategorytypes {
1.356 albertel 2922: my ($cat) = @_;
2923: return @{$category_extensions{lc($cat)}};
1.112 bowersj2 2924: }
2925:
2926: =pod
2927:
1.648 raeburn 2928: =item * &fileembstyle()
1.112 bowersj2 2929:
2930: returns embedding style for a specified file type
2931:
2932: =cut
2933:
2934: sub fileembstyle {
2935: return $fe{lc(shift(@_))};
1.169 www 2936: }
2937:
1.351 www 2938: sub filemimetype {
2939: return $fm{lc(shift(@_))};
2940: }
2941:
1.169 www 2942:
2943: sub filecategoryselect {
2944: my ($name,$value)=@_;
1.189 matthew 2945: return &select_form($value,$name,
1.169 www 2946: '' => &mt('Any category'),
2947: map { $_,$_ } sort(keys(%category_extensions)));
1.112 bowersj2 2948: }
2949:
2950: =pod
2951:
1.648 raeburn 2952: =item * &filedescription()
1.112 bowersj2 2953:
2954: returns description for a specified file type
2955:
2956: =cut
2957:
2958: sub filedescription {
1.188 matthew 2959: my $file_description = $fd{lc(shift())};
2960: $file_description =~ s:([\[\]]):~$1:g;
2961: return &mt($file_description);
1.112 bowersj2 2962: }
2963:
2964: =pod
2965:
1.648 raeburn 2966: =item * &filedescriptionex()
1.112 bowersj2 2967:
2968: returns description for a specified file type with
2969: extra formatting
2970:
2971: =cut
2972:
2973: sub filedescriptionex {
2974: my $ex=shift;
1.188 matthew 2975: my $file_description = $fd{lc($ex)};
2976: $file_description =~ s:([\[\]]):~$1:g;
2977: return '.'.$ex.' '.&mt($file_description);
1.112 bowersj2 2978: }
2979:
2980: # End of .tab access
2981: =pod
2982:
2983: =back
2984:
2985: =cut
2986:
2987: # ------------------------------------------------------------------ File Types
2988: sub fileextensions {
2989: return sort(keys(%fe));
2990: }
2991:
1.97 www 2992: # ----------------------------------------------------------- Display Languages
2993: # returns a hash with all desired display languages
2994: #
2995:
2996: sub display_languages {
2997: my %languages=();
1.695 raeburn 2998: foreach my $lang (&Apache::lonlocal::preferred_languages()) {
1.356 albertel 2999: $languages{$lang}=1;
1.97 www 3000: }
3001: &get_unprocessed_cgi($ENV{'QUERY_STRING'},['displaylanguage']);
1.258 albertel 3002: if ($env{'form.displaylanguage'}) {
1.356 albertel 3003: foreach my $lang (split(/\s*(\,|\;|\:)\s*/,$env{'form.displaylanguage'})) {
3004: $languages{$lang}=1;
1.97 www 3005: }
3006: }
3007: return %languages;
1.14 harris41 3008: }
3009:
1.582 albertel 3010: sub languages {
3011: my ($possible_langs) = @_;
1.695 raeburn 3012: my @preferred_langs = &Apache::lonlocal::preferred_languages();
1.582 albertel 3013: if (!ref($possible_langs)) {
3014: if( wantarray ) {
3015: return @preferred_langs;
3016: } else {
3017: return $preferred_langs[0];
3018: }
3019: }
3020: my %possibilities = map { $_ => 1 } (@$possible_langs);
3021: my @preferred_possibilities;
3022: foreach my $preferred_lang (@preferred_langs) {
3023: if (exists($possibilities{$preferred_lang})) {
3024: push(@preferred_possibilities, $preferred_lang);
3025: }
3026: }
3027: if( wantarray ) {
3028: return @preferred_possibilities;
3029: }
3030: return $preferred_possibilities[0];
3031: }
3032:
1.112 bowersj2 3033: ###############################################################
3034: ## Student Answer Attempts ##
3035: ###############################################################
3036:
3037: =pod
3038:
3039: =head1 Alternate Problem Views
3040:
3041: =over 4
3042:
1.648 raeburn 3043: =item * &get_previous_attempt($symb, $username, $domain, $course,
1.112 bowersj2 3044: $getattempt, $regexp, $gradesub)
3045:
3046: Return string with previous attempt on problem. Arguments:
3047:
3048: =over 4
3049:
3050: =item * $symb: Problem, including path
3051:
3052: =item * $username: username of the desired student
3053:
3054: =item * $domain: domain of the desired student
1.14 harris41 3055:
1.112 bowersj2 3056: =item * $course: Course ID
1.14 harris41 3057:
1.112 bowersj2 3058: =item * $getattempt: Leave blank for all attempts, otherwise put
3059: something
1.14 harris41 3060:
1.112 bowersj2 3061: =item * $regexp: if string matches this regexp, the string will be
3062: sent to $gradesub
1.14 harris41 3063:
1.112 bowersj2 3064: =item * $gradesub: routine that processes the string if it matches $regexp
1.14 harris41 3065:
1.112 bowersj2 3066: =back
1.14 harris41 3067:
1.112 bowersj2 3068: The output string is a table containing all desired attempts, if any.
1.16 harris41 3069:
1.112 bowersj2 3070: =cut
1.1 albertel 3071:
3072: sub get_previous_attempt {
1.43 ng 3073: my ($symb,$username,$domain,$course,$getattempt,$regexp,$gradesub)=@_;
1.1 albertel 3074: my $prevattempts='';
1.43 ng 3075: no strict 'refs';
1.1 albertel 3076: if ($symb) {
1.3 albertel 3077: my (%returnhash)=
3078: &Apache::lonnet::restore($symb,$course,$domain,$username);
1.1 albertel 3079: if ($returnhash{'version'}) {
3080: my %lasthash=();
3081: my $version;
3082: for ($version=1;$version<=$returnhash{'version'};$version++) {
1.356 albertel 3083: foreach my $key (sort(split(/\:/,$returnhash{$version.':keys'}))) {
3084: $lasthash{$key}=$returnhash{$version.':'.$key};
1.19 harris41 3085: }
1.1 albertel 3086: }
1.596 albertel 3087: $prevattempts=&start_data_table().&start_data_table_header_row();
3088: $prevattempts.='<th>'.&mt('History').'</th>';
1.356 albertel 3089: foreach my $key (sort(keys(%lasthash))) {
3090: my ($ign,@parts) = split(/\./,$key);
1.41 ng 3091: if ($#parts > 0) {
1.31 albertel 3092: my $data=$parts[-1];
3093: pop(@parts);
1.596 albertel 3094: $prevattempts.='<th>'.&mt('Part ').join('.',@parts).'<br />'.$data.' </th>';
1.31 albertel 3095: } else {
1.41 ng 3096: if ($#parts == 0) {
3097: $prevattempts.='<th>'.$parts[0].'</th>';
3098: } else {
3099: $prevattempts.='<th>'.$ign.'</th>';
3100: }
1.31 albertel 3101: }
1.16 harris41 3102: }
1.596 albertel 3103: $prevattempts.=&end_data_table_header_row();
1.40 ng 3104: if ($getattempt eq '') {
3105: for ($version=1;$version<=$returnhash{'version'};$version++) {
1.596 albertel 3106: $prevattempts.=&start_data_table_row().
3107: '<td>'.&mt('Transaction [_1]',$version).'</td>';
1.356 albertel 3108: foreach my $key (sort(keys(%lasthash))) {
1.581 albertel 3109: my $value = &format_previous_attempt_value($key,
3110: $returnhash{$version.':'.$key});
3111: $prevattempts.='<td>'.$value.' </td>';
1.40 ng 3112: }
1.596 albertel 3113: $prevattempts.=&end_data_table_row();
1.40 ng 3114: }
1.1 albertel 3115: }
1.596 albertel 3116: $prevattempts.=&start_data_table_row().'<td>'.&mt('Current').'</td>';
1.356 albertel 3117: foreach my $key (sort(keys(%lasthash))) {
1.581 albertel 3118: my $value = &format_previous_attempt_value($key,$lasthash{$key});
1.356 albertel 3119: if ($key =~/$regexp$/ && (defined &$gradesub)) {$value = &$gradesub($value)}
1.40 ng 3120: $prevattempts.='<td>'.$value.' </td>';
1.16 harris41 3121: }
1.596 albertel 3122: $prevattempts.= &end_data_table_row().&end_data_table();
1.1 albertel 3123: } else {
1.596 albertel 3124: $prevattempts=
3125: &start_data_table().&start_data_table_row().
3126: '<td>'.&mt('Nothing submitted - no attempts.').'</td>'.
3127: &end_data_table_row().&end_data_table();
1.1 albertel 3128: }
3129: } else {
1.596 albertel 3130: $prevattempts=
3131: &start_data_table().&start_data_table_row().
3132: '<td>'.&mt('No data.').'</td>'.
3133: &end_data_table_row().&end_data_table();
1.1 albertel 3134: }
1.10 albertel 3135: }
3136:
1.581 albertel 3137: sub format_previous_attempt_value {
3138: my ($key,$value) = @_;
3139: if ($key =~ /timestamp/) {
3140: $value = &Apache::lonlocal::locallocaltime($value);
3141: } elsif (ref($value) eq 'ARRAY') {
3142: $value = '('.join(', ', @{ $value }).')';
3143: } else {
3144: $value = &unescape($value);
3145: }
3146: return $value;
3147: }
3148:
3149:
1.107 albertel 3150: sub relative_to_absolute {
3151: my ($url,$output)=@_;
3152: my $parser=HTML::TokeParser->new(\$output);
3153: my $token;
3154: my $thisdir=$url;
3155: my @rlinks=();
3156: while ($token=$parser->get_token) {
3157: if ($token->[0] eq 'S') {
3158: if ($token->[1] eq 'a') {
3159: if ($token->[2]->{'href'}) {
3160: $rlinks[$#rlinks+1]=$token->[2]->{'href'};
3161: }
3162: } elsif ($token->[1] eq 'img' || $token->[1] eq 'embed' ) {
3163: $rlinks[$#rlinks+1]=$token->[2]->{'src'};
3164: } elsif ($token->[1] eq 'base') {
3165: $thisdir=$token->[2]->{'href'};
3166: }
3167: }
3168: }
3169: $thisdir=~s-/[^/]*$--;
1.356 albertel 3170: foreach my $link (@rlinks) {
3171: unless (($link=~/^http:\/\//i) ||
3172: ($link=~/^\//) ||
3173: ($link=~/^javascript:/i) ||
3174: ($link=~/^mailto:/i) ||
3175: ($link=~/^\#/)) {
3176: my $newlocation=&Apache::lonnet::hreflocation($thisdir,$link);
3177: $output=~s/(\"|\'|\=\s*)\Q$link\E(\"|\'|\s|\>)/$1$newlocation$2/;
1.107 albertel 3178: }
3179: }
3180: # -------------------------------------------------- Deal with Applet codebases
3181: $output=~s/(\<applet[^\>]+)(codebase\=[^\S\>]+)*([^\>]*)\>/$1.($2?$2:' codebase="'.$thisdir.'"').$3.'>'/gei;
3182: return $output;
3183: }
3184:
1.112 bowersj2 3185: =pod
3186:
1.648 raeburn 3187: =item * &get_student_view()
1.112 bowersj2 3188:
3189: show a snapshot of what student was looking at
3190:
3191: =cut
3192:
1.10 albertel 3193: sub get_student_view {
1.186 albertel 3194: my ($symb,$username,$domain,$courseid,$target,$moreenv) = @_;
1.114 www 3195: my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
1.186 albertel 3196: my (%form);
1.10 albertel 3197: my @elements=('symb','courseid','domain','username');
3198: foreach my $element (@elements) {
1.186 albertel 3199: $form{'grade_'.$element}=eval '$'.$element #'
1.10 albertel 3200: }
1.186 albertel 3201: if (defined($moreenv)) {
3202: %form=(%form,%{$moreenv});
3203: }
1.236 albertel 3204: if (defined($target)) { $form{'grade_target'} = $target; }
1.107 albertel 3205: $feedurl=&Apache::lonnet::clutter($feedurl);
1.650 www 3206: my ($userview,$response)=&Apache::lonnet::ssi_body($feedurl,%form);
1.11 albertel 3207: $userview=~s/\<body[^\>]*\>//gi;
3208: $userview=~s/\<\/body\>//gi;
3209: $userview=~s/\<html\>//gi;
3210: $userview=~s/\<\/html\>//gi;
3211: $userview=~s/\<head\>//gi;
3212: $userview=~s/\<\/head\>//gi;
3213: $userview=~s/action\s*\=/would_be_action\=/gi;
1.107 albertel 3214: $userview=&relative_to_absolute($feedurl,$userview);
1.650 www 3215: if (wantarray) {
3216: return ($userview,$response);
3217: } else {
3218: return $userview;
3219: }
3220: }
3221:
3222: sub get_student_view_with_retries {
3223: my ($symb,$retries,$username,$domain,$courseid,$target,$moreenv) = @_;
3224:
3225: my $ok = 0; # True if we got a good response.
3226: my $content;
3227: my $response;
3228:
3229: # Try to get the student_view done. within the retries count:
3230:
3231: do {
3232: ($content, $response) = &get_student_view($symb,$username,$domain,$courseid,$target,$moreenv);
3233: $ok = $response->is_success;
3234: if (!$ok) {
3235: &Apache::lonnet::logthis("Failed get_student_view_with_retries on $symb: ".$response->is_success.', '.$response->code.', '.$response->message);
3236: }
3237: $retries--;
3238: } while (!$ok && ($retries > 0));
3239:
3240: if (!$ok) {
3241: $content = ''; # On error return an empty content.
3242: }
1.651 www 3243: if (wantarray) {
3244: return ($content, $response);
3245: } else {
3246: return $content;
3247: }
1.11 albertel 3248: }
3249:
1.112 bowersj2 3250: =pod
3251:
1.648 raeburn 3252: =item * &get_student_answers()
1.112 bowersj2 3253:
3254: show a snapshot of how student was answering problem
3255:
3256: =cut
3257:
1.11 albertel 3258: sub get_student_answers {
1.100 sakharuk 3259: my ($symb,$username,$domain,$courseid,%form) = @_;
1.114 www 3260: my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
1.186 albertel 3261: my (%moreenv);
1.11 albertel 3262: my @elements=('symb','courseid','domain','username');
3263: foreach my $element (@elements) {
1.186 albertel 3264: $moreenv{'grade_'.$element}=eval '$'.$element #'
1.10 albertel 3265: }
1.186 albertel 3266: $moreenv{'grade_target'}='answer';
3267: %moreenv=(%form,%moreenv);
1.497 raeburn 3268: $feedurl = &Apache::lonnet::clutter($feedurl);
3269: my $userview=&Apache::lonnet::ssi($feedurl,%moreenv);
1.10 albertel 3270: return $userview;
1.1 albertel 3271: }
1.116 albertel 3272:
3273: =pod
3274:
3275: =item * &submlink()
3276:
1.242 albertel 3277: Inputs: $text $uname $udom $symb $target
1.116 albertel 3278:
3279: Returns: A link to grades.pm such as to see the SUBM view of a student
3280:
3281: =cut
3282:
3283: ###############################################
3284: sub submlink {
1.242 albertel 3285: my ($text,$uname,$udom,$symb,$target)=@_;
1.116 albertel 3286: if (!($uname && $udom)) {
3287: (my $cursymb, my $courseid,$udom,$uname)=
1.463 albertel 3288: &Apache::lonnet::whichuser($symb);
1.116 albertel 3289: if (!$symb) { $symb=$cursymb; }
3290: }
1.254 matthew 3291: if (!$symb) { $symb=&Apache::lonnet::symbread(); }
1.369 www 3292: $symb=&escape($symb);
1.242 albertel 3293: if ($target) { $target="target=\"$target\""; }
3294: return '<a href="/adm/grades?&command=submission&'.
3295: 'symb='.$symb.'&student='.$uname.
3296: '&userdom='.$udom.'" '.$target.'>'.$text.'</a>';
3297: }
3298: ##############################################
3299:
3300: =pod
3301:
3302: =item * &pgrdlink()
3303:
3304: Inputs: $text $uname $udom $symb $target
3305:
3306: Returns: A link to grades.pm such as to see the PGRD view of a student
3307:
3308: =cut
3309:
3310: ###############################################
3311: sub pgrdlink {
3312: my $link=&submlink(@_);
3313: $link=~s/(&command=submission)/$1&showgrading=yes/;
3314: return $link;
3315: }
3316: ##############################################
3317:
3318: =pod
3319:
3320: =item * &pprmlink()
3321:
3322: Inputs: $text $uname $udom $symb $target
3323:
3324: Returns: A link to parmset.pm such as to see the PPRM view of a
1.283 albertel 3325: student and a specific resource
1.242 albertel 3326:
3327: =cut
3328:
3329: ###############################################
3330: sub pprmlink {
3331: my ($text,$uname,$udom,$symb,$target)=@_;
3332: if (!($uname && $udom)) {
3333: (my $cursymb, my $courseid,$udom,$uname)=
1.463 albertel 3334: &Apache::lonnet::whichuser($symb);
1.242 albertel 3335: if (!$symb) { $symb=$cursymb; }
3336: }
1.254 matthew 3337: if (!$symb) { $symb=&Apache::lonnet::symbread(); }
1.369 www 3338: $symb=&escape($symb);
1.242 albertel 3339: if ($target) { $target="target=\"$target\""; }
1.595 albertel 3340: return '<a href="/adm/parmset?command=set&'.
3341: 'symb='.$symb.'&uname='.$uname.
3342: '&udom='.$udom.'" '.$target.'>'.$text.'</a>';
1.116 albertel 3343: }
3344: ##############################################
1.37 matthew 3345:
1.112 bowersj2 3346: =pod
3347:
3348: =back
3349:
3350: =cut
3351:
1.37 matthew 3352: ###############################################
1.51 www 3353:
3354:
3355: sub timehash {
1.687 raeburn 3356: my ($thistime) = @_;
3357: my $timezone = &Apache::lonlocal::gettimezone();
3358: my $dt = DateTime->from_epoch(epoch => $thistime)
3359: ->set_time_zone($timezone);
3360: my $wday = $dt->day_of_week();
3361: if ($wday == 7) { $wday = 0; }
3362: return ( 'second' => $dt->second(),
3363: 'minute' => $dt->minute(),
3364: 'hour' => $dt->hour(),
3365: 'day' => $dt->day_of_month(),
3366: 'month' => $dt->month(),
3367: 'year' => $dt->year(),
3368: 'weekday' => $wday,
3369: 'dayyear' => $dt->day_of_year(),
3370: 'dlsav' => $dt->is_dst() );
1.51 www 3371: }
3372:
1.370 www 3373: sub utc_string {
3374: my ($date)=@_;
1.371 www 3375: return strftime("%Y%m%dT%H%M%SZ",gmtime($date));
1.370 www 3376: }
3377:
1.51 www 3378: sub maketime {
3379: my %th=@_;
1.687 raeburn 3380: my ($epoch_time,$timezone,$dt);
3381: $timezone = &Apache::lonlocal::gettimezone();
3382: eval {
3383: $dt = DateTime->new( year => $th{'year'},
3384: month => $th{'month'},
3385: day => $th{'day'},
3386: hour => $th{'hour'},
3387: minute => $th{'minute'},
3388: second => $th{'second'},
3389: time_zone => $timezone,
3390: );
3391: };
3392: if (!$@) {
3393: $epoch_time = $dt->epoch;
3394: if ($epoch_time) {
3395: return $epoch_time;
3396: }
3397: }
1.51 www 3398: return POSIX::mktime(
3399: ($th{'seconds'},$th{'minutes'},$th{'hours'},
1.210 www 3400: $th{'day'},$th{'month'}-1,$th{'year'}-1900,0,0,-1));
1.70 www 3401: }
3402:
3403: #########################################
1.51 www 3404:
3405: sub findallcourses {
1.482 raeburn 3406: my ($roles,$uname,$udom) = @_;
1.355 albertel 3407: my %roles;
3408: if (ref($roles)) { %roles = map { $_ => 1 } @{$roles}; }
1.348 albertel 3409: my %courses;
1.51 www 3410: my $now=time;
1.482 raeburn 3411: if (!defined($uname)) {
3412: $uname = $env{'user.name'};
3413: }
3414: if (!defined($udom)) {
3415: $udom = $env{'user.domain'};
3416: }
3417: if (($uname ne $env{'user.name'}) || ($udom ne $env{'user.domain'})) {
3418: my %roleshash = &Apache::lonnet::dump('roles',$udom,$uname);
3419: if (!%roles) {
3420: %roles = (
3421: cc => 1,
3422: in => 1,
3423: ep => 1,
3424: ta => 1,
3425: cr => 1,
3426: st => 1,
3427: );
3428: }
3429: foreach my $entry (keys(%roleshash)) {
3430: my ($trole,$tend,$tstart) = split(/_/,$roleshash{$entry});
3431: if ($trole =~ /^cr/) {
3432: next if (!exists($roles{$trole}) && !exists($roles{'cr'}));
3433: } else {
3434: next if (!exists($roles{$trole}));
3435: }
3436: if ($tend) {
3437: next if ($tend < $now);
3438: }
3439: if ($tstart) {
3440: next if ($tstart > $now);
3441: }
3442: my ($cdom,$cnum,$sec,$cnumpart,$secpart,$role,$realsec);
3443: (undef,$cdom,$cnumpart,$secpart) = split(/\//,$entry);
3444: if ($secpart eq '') {
3445: ($cnum,$role) = split(/_/,$cnumpart);
3446: $sec = 'none';
3447: $realsec = '';
3448: } else {
3449: $cnum = $cnumpart;
3450: ($sec,$role) = split(/_/,$secpart);
3451: $realsec = $sec;
1.490 raeburn 3452: }
1.482 raeburn 3453: $courses{$cdom.'_'.$cnum}{$sec} = $trole.'/'.$cdom.'/'.$cnum.'/'.$realsec;
3454: }
3455: } else {
3456: foreach my $key (keys(%env)) {
1.483 albertel 3457: if ( $key=~m{^user\.role\.(\w+)\./($match_domain)/($match_courseid)/?(\w*)$} ||
3458: $key=~m{^user\.role\.(cr/$match_domain/$match_username/\w+)\./($match_domain)/($match_courseid)/?(\w*)$}) {
1.482 raeburn 3459: my ($role,$cdom,$cnum,$sec) = ($1,$2,$3,$4);
3460: next if ($role eq 'ca' || $role eq 'aa');
3461: next if (%roles && !exists($roles{$role}));
3462: my ($starttime,$endtime)=split(/\./,$env{$key});
3463: my $active=1;
3464: if ($starttime) {
3465: if ($now<$starttime) { $active=0; }
3466: }
3467: if ($endtime) {
3468: if ($now>$endtime) { $active=0; }
3469: }
3470: if ($active) {
3471: if ($sec eq '') {
3472: $sec = 'none';
3473: }
3474: $courses{$cdom.'_'.$cnum}{$sec} =
3475: $role.'/'.$cdom.'/'.$cnum.'/'.$sec;
1.474 raeburn 3476: }
3477: }
1.51 www 3478: }
3479: }
1.474 raeburn 3480: return %courses;
1.51 www 3481: }
1.37 matthew 3482:
1.54 www 3483: ###############################################
1.474 raeburn 3484:
3485: sub blockcheck {
1.482 raeburn 3486: my ($setters,$activity,$uname,$udom) = @_;
1.490 raeburn 3487:
3488: if (!defined($udom)) {
3489: $udom = $env{'user.domain'};
3490: }
3491: if (!defined($uname)) {
3492: $uname = $env{'user.name'};
3493: }
3494:
3495: # If uname and udom are for a course, check for blocks in the course.
3496:
3497: if (&Apache::lonnet::is_course($udom,$uname)) {
3498: my %records = &Apache::lonnet::dump('comm_block',$udom,$uname);
1.502 raeburn 3499: my ($startblock,$endblock)=&get_blocks($setters,$activity,$udom,$uname);
1.490 raeburn 3500: return ($startblock,$endblock);
3501: }
1.474 raeburn 3502:
1.502 raeburn 3503: my $startblock = 0;
3504: my $endblock = 0;
1.482 raeburn 3505: my %live_courses = &findallcourses(undef,$uname,$udom);
1.474 raeburn 3506:
1.490 raeburn 3507: # If uname is for a user, and activity is course-specific, i.e.,
3508: # boards, chat or groups, check for blocking in current course only.
1.474 raeburn 3509:
1.490 raeburn 3510: if (($activity eq 'boards' || $activity eq 'chat' ||
3511: $activity eq 'groups') && ($env{'request.course.id'})) {
3512: foreach my $key (keys(%live_courses)) {
3513: if ($key ne $env{'request.course.id'}) {
3514: delete($live_courses{$key});
3515: }
3516: }
3517: }
3518:
3519: my $otheruser = 0;
3520: my %own_courses;
3521: if ((($uname ne $env{'user.name'})) || ($udom ne $env{'user.domain'})) {
3522: # Resource belongs to user other than current user.
3523: $otheruser = 1;
3524: # Gather courses for current user
3525: %own_courses =
3526: &findallcourses(undef,$env{'user.name'},$env{'user.domain'});
3527: }
3528:
3529: # Gather active course roles - course coordinator, instructor,
3530: # exam proctor, ta, student, or custom role.
1.474 raeburn 3531:
3532: foreach my $course (keys(%live_courses)) {
1.482 raeburn 3533: my ($cdom,$cnum);
3534: if ((defined($env{'course.'.$course.'.domain'})) && (defined($env{'course.'.$course.'.num'}))) {
3535: $cdom = $env{'course.'.$course.'.domain'};
3536: $cnum = $env{'course.'.$course.'.num'};
3537: } else {
1.490 raeburn 3538: ($cdom,$cnum) = split(/_/,$course);
1.482 raeburn 3539: }
3540: my $no_ownblock = 0;
3541: my $no_userblock = 0;
1.533 raeburn 3542: if ($otheruser && $activity ne 'com') {
1.490 raeburn 3543: # Check if current user has 'evb' priv for this
3544: if (defined($own_courses{$course})) {
3545: foreach my $sec (keys(%{$own_courses{$course}})) {
3546: my $checkrole = 'cm./'.$cdom.'/'.$cnum;
3547: if ($sec ne 'none') {
3548: $checkrole .= '/'.$sec;
3549: }
3550: if (&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) {
3551: $no_ownblock = 1;
3552: last;
3553: }
3554: }
3555: }
3556: # if they have 'evb' priv and are currently not playing student
3557: next if (($no_ownblock) &&
3558: ($env{'request.role'} !~ m{^st\./$cdom/$cnum}));
3559: }
1.474 raeburn 3560: foreach my $sec (keys(%{$live_courses{$course}})) {
1.482 raeburn 3561: my $checkrole = 'cm./'.$cdom.'/'.$cnum;
1.474 raeburn 3562: if ($sec ne 'none') {
1.482 raeburn 3563: $checkrole .= '/'.$sec;
1.474 raeburn 3564: }
1.490 raeburn 3565: if ($otheruser) {
3566: # Resource belongs to user other than current user.
3567: # Assemble privs for that user, and check for 'evb' priv.
1.482 raeburn 3568: my ($trole,$tdom,$tnum,$tsec);
3569: my $entry = $live_courses{$course}{$sec};
3570: if ($entry =~ /^cr/) {
3571: ($trole,$tdom,$tnum,$tsec) =
3572: ($entry =~ m|^(cr/$match_domain/$match_username/\w+)\./($match_domain)/($match_username)/?(\w*)$|);
3573: } else {
3574: ($trole,$tdom,$tnum,$tsec) = split(/\//,$entry);
3575: }
3576: my ($spec,$area,$trest,%allroles,%userroles);
3577: $area = '/'.$tdom.'/'.$tnum;
3578: $trest = $tnum;
3579: if ($tsec ne '') {
3580: $area .= '/'.$tsec;
3581: $trest .= '/'.$tsec;
3582: }
3583: $spec = $trole.'.'.$area;
3584: if ($trole =~ /^cr/) {
3585: &Apache::lonnet::custom_roleprivs(\%allroles,$trole,
3586: $tdom,$spec,$trest,$area);
3587: } else {
3588: &Apache::lonnet::standard_roleprivs(\%allroles,$trole,
3589: $tdom,$spec,$trest,$area);
3590: }
3591: my ($author,$adv) = &Apache::lonnet::set_userprivs(\%userroles,\%allroles);
1.486 raeburn 3592: if ($userroles{'user.priv.'.$checkrole} =~ /evb\&([^\:]*)/) {
3593: if ($1) {
3594: $no_userblock = 1;
3595: last;
3596: }
3597: }
1.490 raeburn 3598: } else {
3599: # Resource belongs to current user
3600: # Check for 'evb' priv via lonnet::allowed().
1.482 raeburn 3601: if (&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) {
3602: $no_ownblock = 1;
3603: last;
3604: }
1.474 raeburn 3605: }
3606: }
3607: # if they have the evb priv and are currently not playing student
1.482 raeburn 3608: next if (($no_ownblock) &&
1.491 albertel 3609: ($env{'request.role'} !~ m{^st\./\Q$cdom\E/\Q$cnum\E}));
1.482 raeburn 3610: next if ($no_userblock);
1.474 raeburn 3611:
1.490 raeburn 3612: # Retrieve blocking times and identity of blocker for course
3613: # of specified user, unless user has 'evb' privilege.
1.502 raeburn 3614:
3615: my ($start,$end)=&get_blocks($setters,$activity,$cdom,$cnum);
3616: if (($start != 0) &&
3617: (($startblock == 0) || ($startblock > $start))) {
3618: $startblock = $start;
3619: }
3620: if (($end != 0) &&
3621: (($endblock == 0) || ($endblock < $end))) {
3622: $endblock = $end;
3623: }
1.490 raeburn 3624: }
3625: return ($startblock,$endblock);
3626: }
3627:
3628: sub get_blocks {
3629: my ($setters,$activity,$cdom,$cnum) = @_;
3630: my $startblock = 0;
3631: my $endblock = 0;
3632: my $course = $cdom.'_'.$cnum;
3633: $setters->{$course} = {};
3634: $setters->{$course}{'staff'} = [];
3635: $setters->{$course}{'times'} = [];
3636: my %records = &Apache::lonnet::dump('comm_block',$cdom,$cnum);
3637: foreach my $record (keys(%records)) {
3638: my ($start,$end) = ($record =~ m/^(\d+)____(\d+)$/);
3639: if ($start <= time && $end >= time) {
3640: my ($staff_name,$staff_dom,$title,$blocks) =
3641: &parse_block_record($records{$record});
3642: if ($blocks->{$activity} eq 'on') {
3643: push(@{$$setters{$course}{'staff'}},[$staff_name,$staff_dom]);
3644: push(@{$$setters{$course}{'times'}}, [$start,$end]);
1.491 albertel 3645: if ( ($startblock == 0) || ($startblock > $start) ) {
3646: $startblock = $start;
1.490 raeburn 3647: }
1.491 albertel 3648: if ( ($endblock == 0) || ($endblock < $end) ) {
3649: $endblock = $end;
1.474 raeburn 3650: }
3651: }
3652: }
3653: }
3654: return ($startblock,$endblock);
3655: }
3656:
3657: sub parse_block_record {
3658: my ($record) = @_;
3659: my ($setuname,$setudom,$title,$blocks);
3660: if (ref($record) eq 'HASH') {
3661: ($setuname,$setudom) = split(/:/,$record->{'setter'});
3662: $title = &unescape($record->{'event'});
3663: $blocks = $record->{'blocks'};
3664: } else {
3665: my @data = split(/:/,$record,3);
3666: if (scalar(@data) eq 2) {
3667: $title = $data[1];
3668: ($setuname,$setudom) = split(/@/,$data[0]);
3669: } else {
3670: ($setuname,$setudom,$title) = @data;
3671: }
3672: $blocks = { 'com' => 'on' };
3673: }
3674: return ($setuname,$setudom,$title,$blocks);
3675: }
3676:
3677: sub build_block_table {
3678: my ($startblock,$endblock,$setters) = @_;
3679: my %lt = &Apache::lonlocal::texthash(
3680: 'cacb' => 'Currently active communication blocks',
3681: 'cour' => 'Course',
3682: 'dura' => 'Duration',
3683: 'blse' => 'Block set by'
3684: );
3685: my $output;
1.476 raeburn 3686: $output = '<br />'.$lt{'cacb'}.':<br />';
1.474 raeburn 3687: $output .= &start_data_table();
3688: $output .= '
3689: <tr>
3690: <th>'.$lt{'cour'}.'</th>
3691: <th>'.$lt{'dura'}.'</th>
3692: <th>'.$lt{'blse'}.'</th>
3693: </tr>
3694: ';
3695: foreach my $course (keys(%{$setters})) {
3696: my %courseinfo=&Apache::lonnet::coursedescription($course);
3697: for (my $i=0; $i<@{$$setters{$course}{staff}}; $i++) {
3698: my ($uname,$udom) = @{$$setters{$course}{staff}[$i]};
1.490 raeburn 3699: my $fullname = &plainname($uname,$udom);
3700: if (defined($env{'user.name'}) && defined($env{'user.domain'})
3701: && $env{'user.name'} ne 'public'
3702: && $env{'user.domain'} ne 'public') {
3703: $fullname = &aboutmewrapper($fullname,$uname,$udom);
3704: }
1.474 raeburn 3705: my ($openblock,$closeblock) = @{$$setters{$course}{times}[$i]};
3706: $openblock = &Apache::lonlocal::locallocaltime($openblock);
3707: $closeblock= &Apache::lonlocal::locallocaltime($closeblock);
3708: $output .= &Apache::loncommon::start_data_table_row().
3709: '<td>'.$courseinfo{'description'}.'</td>'.
3710: '<td>'.$openblock.' to '.$closeblock.'</td>'.
1.490 raeburn 3711: '<td>'.$fullname.'</td>'.
1.474 raeburn 3712: &Apache::loncommon::end_data_table_row();
3713: }
3714: }
3715: $output .= &end_data_table();
3716: }
3717:
1.490 raeburn 3718: sub blocking_status {
3719: my ($activity,$uname,$udom) = @_;
3720: my %setters;
3721: my ($blocked,$output,$ownitem,$is_course);
3722: my ($startblock,$endblock)=&blockcheck(\%setters,$activity,$uname,$udom);
3723: if ($startblock && $endblock) {
3724: $blocked = 1;
3725: if (wantarray) {
3726: my $category;
3727: if ($activity eq 'boards') {
3728: $category = 'Discussion posts in this course';
3729: } elsif ($activity eq 'blogs') {
3730: $category = 'Blogs';
3731: } elsif ($activity eq 'port') {
3732: if (defined($uname) && defined($udom)) {
3733: if ($uname eq $env{'user.name'} &&
3734: $udom eq $env{'user.domain'}) {
3735: $ownitem = 1;
3736: }
3737: }
3738: $is_course = &Apache::lonnet::is_course($udom,$uname);
3739: if ($ownitem) {
3740: $category = 'Your portfolio files';
3741: } elsif ($is_course) {
3742: my $coursedesc;
3743: foreach my $course (keys(%setters)) {
3744: my %courseinfo =
3745: &Apache::lonnet::coursedescription($course);
3746: $coursedesc = $courseinfo{'description'};
3747: }
3748: $category = "Group files in the course '$coursedesc'";
3749: } else {
3750: $category = 'Portfolio files belonging to ';
3751: if ($env{'user.name'} eq 'public' &&
3752: $env{'user.domain'} eq 'public') {
3753: $category .= &plainname($uname,$udom);
3754: } else {
3755: $category .= &aboutmewrapper(&plainname($uname,$udom),$uname,$udom);
3756: }
3757: }
3758: } elsif ($activity eq 'groups') {
3759: $category = 'Groups in this course';
3760: }
3761: my $showstart = &Apache::lonlocal::locallocaltime($startblock);
3762: my $showend = &Apache::lonlocal::locallocaltime($endblock);
3763: $output = '<br />'.&mt('[_1] will be inaccessible between [_2] and [_3] because communication is being blocked.',$category,$showstart,$showend).'<br />';
3764: if (!($activity eq 'port' && !($ownitem) && !($is_course))) {
3765: $output .= &build_block_table($startblock,$endblock,\%setters);
3766: }
3767: }
3768: }
3769: if (wantarray) {
3770: return ($blocked,$output);
3771: } else {
3772: return $blocked;
3773: }
3774: }
3775:
1.60 matthew 3776: ###############################################
3777:
1.682 raeburn 3778: sub check_ip_acc {
3779: my ($acc)=@_;
3780: &Apache::lonxml::debug("acc is $acc");
3781: if (!defined($acc) || $acc =~ /^\s*$/ || $acc =~/^\s*no\s*$/i) {
3782: return 1;
3783: }
3784: my $allowed=0;
3785: my $ip=$env{'request.host'} || $ENV{'REMOTE_ADDR'};
3786:
3787: my $name;
3788: foreach my $pattern (split(',',$acc)) {
3789: $pattern =~ s/^\s*//;
3790: $pattern =~ s/\s*$//;
3791: if ($pattern =~ /\*$/) {
3792: #35.8.*
3793: $pattern=~s/\*//;
3794: if ($ip =~ /^\Q$pattern\E/) { $allowed=1; }
3795: } elsif ($pattern =~ /(\d+\.\d+\.\d+)\.\[(\d+)-(\d+)\]$/) {
3796: #35.8.3.[34-56]
3797: my $low=$2;
3798: my $high=$3;
3799: $pattern=$1;
3800: if ($ip =~ /^\Q$pattern\E/) {
3801: my $last=(split(/\./,$ip))[3];
3802: if ($last <=$high && $last >=$low) { $allowed=1; }
3803: }
3804: } elsif ($pattern =~ /^\*/) {
3805: #*.msu.edu
3806: $pattern=~s/\*//;
3807: if (!defined($name)) {
3808: use Socket;
3809: my $netaddr=inet_aton($ip);
3810: ($name)=gethostbyaddr($netaddr,AF_INET);
3811: }
3812: if ($name =~ /\Q$pattern\E$/i) { $allowed=1; }
3813: } elsif ($pattern =~ /\d+\.\d+\.\d+\.\d+/) {
3814: #127.0.0.1
3815: if ($ip =~ /^\Q$pattern\E/) { $allowed=1; }
3816: } else {
3817: #some.name.com
3818: if (!defined($name)) {
3819: use Socket;
3820: my $netaddr=inet_aton($ip);
3821: ($name)=gethostbyaddr($netaddr,AF_INET);
3822: }
3823: if ($name =~ /\Q$pattern\E$/i) { $allowed=1; }
3824: }
3825: if ($allowed) { last; }
3826: }
3827: return $allowed;
3828: }
3829:
3830: ###############################################
3831:
1.60 matthew 3832: =pod
3833:
1.112 bowersj2 3834: =head1 Domain Template Functions
3835:
3836: =over 4
3837:
3838: =item * &determinedomain()
1.60 matthew 3839:
3840: Inputs: $domain (usually will be undef)
3841:
1.63 www 3842: Returns: Determines which domain should be used for designs
1.60 matthew 3843:
3844: =cut
1.54 www 3845:
1.60 matthew 3846: ###############################################
1.63 www 3847: sub determinedomain {
3848: my $domain=shift;
1.531 albertel 3849: if (! $domain) {
1.60 matthew 3850: # Determine domain if we have not been given one
3851: $domain = $Apache::lonnet::perlvar{'lonDefDomain'};
1.258 albertel 3852: if ($env{'user.domain'}) { $domain=$env{'user.domain'}; }
3853: if ($env{'request.role.domain'}) {
3854: $domain=$env{'request.role.domain'};
1.60 matthew 3855: }
3856: }
1.63 www 3857: return $domain;
3858: }
3859: ###############################################
1.517 raeburn 3860:
1.518 albertel 3861: sub devalidate_domconfig_cache {
3862: my ($udom)=@_;
3863: &Apache::lonnet::devalidate_cache_new('domainconfig',$udom);
3864: }
3865:
3866: # ---------------------- Get domain configuration for a domain
3867: sub get_domainconf {
3868: my ($udom) = @_;
3869: my $cachetime=1800;
3870: my ($result,$cached)=&Apache::lonnet::is_cached_new('domainconfig',$udom);
3871: if (defined($cached)) { return %{$result}; }
3872:
3873: my %domconfig = &Apache::lonnet::get_dom('configuration',
3874: ['login','rolecolors'],$udom);
1.632 raeburn 3875: my (%designhash,%legacy);
1.518 albertel 3876: if (keys(%domconfig) > 0) {
3877: if (ref($domconfig{'login'}) eq 'HASH') {
1.632 raeburn 3878: if (keys(%{$domconfig{'login'}})) {
3879: foreach my $key (keys(%{$domconfig{'login'}})) {
1.699 raeburn 3880: if (ref($domconfig{'login'}{$key}) eq 'HASH') {
3881: foreach my $img (keys(%{$domconfig{'login'}{$key}})) {
3882: $designhash{$udom.'.login.'.$key.'_'.$img} =
3883: $domconfig{'login'}{$key}{$img};
3884: }
3885: } else {
3886: $designhash{$udom.'.login.'.$key}=$domconfig{'login'}{$key};
3887: }
1.632 raeburn 3888: }
3889: } else {
3890: $legacy{'login'} = 1;
1.518 albertel 3891: }
1.632 raeburn 3892: } else {
3893: $legacy{'login'} = 1;
1.518 albertel 3894: }
3895: if (ref($domconfig{'rolecolors'}) eq 'HASH') {
1.632 raeburn 3896: if (keys(%{$domconfig{'rolecolors'}})) {
3897: foreach my $role (keys(%{$domconfig{'rolecolors'}})) {
3898: if (ref($domconfig{'rolecolors'}{$role}) eq 'HASH') {
3899: foreach my $item (keys(%{$domconfig{'rolecolors'}{$role}})) {
3900: $designhash{$udom.'.'.$role.'.'.$item}=$domconfig{'rolecolors'}{$role}{$item};
3901: }
1.518 albertel 3902: }
3903: }
1.632 raeburn 3904: } else {
3905: $legacy{'rolecolors'} = 1;
1.518 albertel 3906: }
1.632 raeburn 3907: } else {
3908: $legacy{'rolecolors'} = 1;
1.518 albertel 3909: }
1.632 raeburn 3910: if (keys(%legacy) > 0) {
3911: my %legacyhash = &get_legacy_domconf($udom);
3912: foreach my $item (keys(%legacyhash)) {
3913: if ($item =~ /^\Q$udom\E\.login/) {
3914: if ($legacy{'login'}) {
3915: $designhash{$item} = $legacyhash{$item};
3916: }
3917: } else {
3918: if ($legacy{'rolecolors'}) {
3919: $designhash{$item} = $legacyhash{$item};
3920: }
1.518 albertel 3921: }
3922: }
3923: }
1.632 raeburn 3924: } else {
3925: %designhash = &get_legacy_domconf($udom);
1.518 albertel 3926: }
3927: &Apache::lonnet::do_cache_new('domainconfig',$udom,\%designhash,
3928: $cachetime);
3929: return %designhash;
3930: }
3931:
1.632 raeburn 3932: sub get_legacy_domconf {
3933: my ($udom) = @_;
3934: my %legacyhash;
3935: my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors';
3936: my $designfile = $designdir.'/'.$udom.'.tab';
3937: if (-e $designfile) {
3938: if ( open (my $fh,"<$designfile") ) {
3939: while (my $line = <$fh>) {
3940: next if ($line =~ /^\#/);
3941: chomp($line);
3942: my ($key,$val)=(split(/\=/,$line));
3943: if ($val) { $legacyhash{$udom.'.'.$key}=$val; }
3944: }
3945: close($fh);
3946: }
3947: }
3948: if (-e '/home/httpd/html/adm/lonDomLogos/'.$udom.'.gif') {
3949: $legacyhash{$udom.'.login.domlogo'} = "/adm/lonDomLogos/$udom.gif";
3950: }
3951: return %legacyhash;
3952: }
3953:
1.63 www 3954: =pod
3955:
1.112 bowersj2 3956: =item * &domainlogo()
1.63 www 3957:
3958: Inputs: $domain (usually will be undef)
3959:
3960: Returns: A link to a domain logo, if the domain logo exists.
3961: If the domain logo does not exist, a description of the domain.
3962:
3963: =cut
1.112 bowersj2 3964:
1.63 www 3965: ###############################################
3966: sub domainlogo {
1.517 raeburn 3967: my $domain = &determinedomain(shift);
1.518 albertel 3968: my %designhash = &get_domainconf($domain);
1.517 raeburn 3969: # See if there is a logo
3970: if ($designhash{$domain.'.login.domlogo'} ne '') {
1.519 raeburn 3971: my $imgsrc = $designhash{$domain.'.login.domlogo'};
1.538 albertel 3972: if ($imgsrc =~ m{^/(adm|res)/}) {
3973: if ($imgsrc =~ m{^/res/}) {
3974: my $local_name = &Apache::lonnet::filelocation('',$imgsrc);
3975: &Apache::lonnet::repcopy($local_name);
3976: }
3977: $imgsrc = &lonhttpdurl($imgsrc);
1.519 raeburn 3978: }
3979: return '<img src="'.$imgsrc.'" alt="'.$domain.'" />';
1.514 albertel 3980: } elsif (defined(&Apache::lonnet::domain($domain,'description'))) {
3981: return &Apache::lonnet::domain($domain,'description');
1.59 www 3982: } else {
1.60 matthew 3983: return '';
1.59 www 3984: }
3985: }
1.63 www 3986: ##############################################
3987:
3988: =pod
3989:
1.112 bowersj2 3990: =item * &designparm()
1.63 www 3991:
3992: Inputs: $which parameter; $domain (usually will be undef)
3993:
3994: Returns: value of designparamter $which
3995:
3996: =cut
1.112 bowersj2 3997:
1.397 albertel 3998:
1.400 albertel 3999: ##############################################
1.397 albertel 4000: sub designparm {
4001: my ($which,$domain)=@_;
1.258 albertel 4002: if ($env{'browser.blackwhite'} eq 'on') {
1.635 raeburn 4003: if ($which=~/\.(font|alink|vlink|link|textcol)$/) {
1.110 www 4004: return '#000000';
4005: }
1.635 raeburn 4006: if ($which=~/\.(pgbg|sidebg|bgcol)$/) {
1.110 www 4007: return '#FFFFFF';
4008: }
4009: if ($which=~/\.tabbg$/) {
4010: return '#CCCCCC';
4011: }
4012: }
1.397 albertel 4013: if (exists($env{'environment.color.'.$which})) {
1.258 albertel 4014: return $env{'environment.color.'.$which};
1.96 www 4015: }
1.63 www 4016: $domain=&determinedomain($domain);
1.518 albertel 4017: my %domdesign = &get_domainconf($domain);
1.520 raeburn 4018: my $output;
1.517 raeburn 4019: if ($domdesign{$domain.'.'.$which} ne '') {
1.520 raeburn 4020: $output = $domdesign{$domain.'.'.$which};
1.63 www 4021: } else {
1.520 raeburn 4022: $output = $defaultdesign{$which};
4023: }
4024: if (($which =~ /^(student|coordinator|author|admin)\.img$/) ||
1.635 raeburn 4025: ($which =~ /login\.(img|logo|domlogo|login)/)) {
1.538 albertel 4026: if ($output =~ m{^/(adm|res)/}) {
4027: if ($output =~ m{^/res/}) {
4028: my $local_name = &Apache::lonnet::filelocation('',$output);
4029: &Apache::lonnet::repcopy($local_name);
4030: }
1.520 raeburn 4031: $output = &lonhttpdurl($output);
4032: }
1.63 www 4033: }
1.520 raeburn 4034: return $output;
1.63 www 4035: }
1.59 www 4036:
1.60 matthew 4037: ###############################################
4038: ###############################################
4039:
4040: =pod
4041:
1.112 bowersj2 4042: =back
4043:
1.549 albertel 4044: =head1 HTML Helpers
1.112 bowersj2 4045:
4046: =over 4
4047:
4048: =item * &bodytag()
1.60 matthew 4049:
4050: Returns a uniform header for LON-CAPA web pages.
4051:
4052: Inputs:
4053:
1.112 bowersj2 4054: =over 4
4055:
4056: =item * $title, A title to be displayed on the page.
4057:
4058: =item * $function, the current role (can be undef).
4059:
4060: =item * $addentries, extra parameters for the <body> tag.
4061:
4062: =item * $bodyonly, if defined, only return the <body> tag.
4063:
4064: =item * $domain, if defined, force a given domain.
4065:
4066: =item * $forcereg, if page should register as content page (relevant for
1.86 www 4067: text interface only)
1.60 matthew 4068:
1.326 albertel 4069: =item * $customtitle, alternate text to use instead of $title
4070: in the title box that appears, this text
4071: is not auto translated like the $title is
1.309 albertel 4072:
4073: =item * $notopbar, if true, keep the 'what is this' info but remove the
4074: navigational links
1.317 albertel 4075:
1.338 albertel 4076: =item * $bgcolor, used to override the bgcolor on a webpage to a specific value
4077:
4078: =item * $notitle, if true keep the nav controls, but remove the title bar
4079:
1.361 albertel 4080: =item * $no_inline_link, if true and in remote mode, don't show the
4081: 'Switch To Inline Menu' link
4082:
1.460 albertel 4083: =item * $args, optional argument valid values are
4084: no_auto_mt_title -> prevents &mt()ing the title arg
1.562 albertel 4085: inherit_jsmath -> when creating popup window in a page,
4086: should it have jsmath forced on by the
4087: current page
1.460 albertel 4088:
1.112 bowersj2 4089: =back
4090:
1.60 matthew 4091: Returns: A uniform header for LON-CAPA web pages.
4092: If $bodyonly is nonzero, a string containing a <body> tag will be returned.
4093: If $bodyonly is undef or zero, an html string containing a <body> tag and
4094: other decorations will be returned.
4095:
4096: =cut
4097:
1.54 www 4098: sub bodytag {
1.309 albertel 4099: my ($title,$function,$addentries,$bodyonly,$domain,$forcereg,$customtitle,
1.460 albertel 4100: $notopbar,$bgcolor,$notitle,$no_inline_link,$args)=@_;
1.339 albertel 4101:
1.460 albertel 4102: if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
1.339 albertel 4103:
1.183 matthew 4104: $function = &get_users_function() if (!$function);
1.339 albertel 4105: my $img = &designparm($function.'.img',$domain);
4106: my $font = &designparm($function.'.font',$domain);
4107: my $pgbg = $bgcolor || &designparm($function.'.pgbg',$domain);
4108:
4109: my %design = ( 'style' => 'margin-top: 0px',
1.535 albertel 4110: 'bgcolor' => $pgbg,
1.339 albertel 4111: 'text' => $font,
4112: 'alink' => &designparm($function.'.alink',$domain),
4113: 'vlink' => &designparm($function.'.vlink',$domain),
4114: 'link' => &designparm($function.'.link',$domain),);
1.438 albertel 4115: @design{keys(%$addentries)} = @$addentries{keys(%$addentries)};
1.339 albertel 4116:
1.63 www 4117: # role and realm
1.378 raeburn 4118: my ($role,$realm) = split(/\./,$env{'request.role'},2);
4119: if ($role eq 'ca') {
1.479 albertel 4120: my ($rdom,$rname) = ($realm =~ m{^/($match_domain)/($match_username)$});
1.500 albertel 4121: $realm = &plainname($rname,$rdom);
1.378 raeburn 4122: }
1.55 www 4123: # realm
1.258 albertel 4124: if ($env{'request.course.id'}) {
1.378 raeburn 4125: if ($env{'request.role'} !~ /^cr/) {
4126: $role = &Apache::lonnet::plaintext($role,&course_type());
4127: }
1.359 albertel 4128: $realm = $env{'course.'.$env{'request.course.id'}.'.description'};
1.378 raeburn 4129: } else {
4130: $role = &Apache::lonnet::plaintext($role);
1.54 www 4131: }
1.433 albertel 4132:
1.359 albertel 4133: if (!$realm) { $realm=' '; }
1.55 www 4134: # Set messages
1.60 matthew 4135: my $messages=&domainlogo($domain);
1.330 albertel 4136:
1.438 albertel 4137: my $extra_body_attr = &make_attr_string($forcereg,\%design);
1.329 albertel 4138:
1.101 www 4139: # construct main body tag
1.359 albertel 4140: my $bodytag = "<body $extra_body_attr>".
1.562 albertel 4141: &Apache::lontexconvert::init_math_support($args->{'inherit_jsmath'});
1.252 albertel 4142:
1.530 albertel 4143: if ($bodyonly) {
1.60 matthew 4144: return $bodytag;
1.258 albertel 4145: } elsif ($env{'browser.interface'} eq 'textual') {
1.95 www 4146: # Accessibility
1.224 raeburn 4147:
1.337 albertel 4148: $bodytag.=&Apache::lonmenu::menubuttons($forcereg,$forcereg);
1.338 albertel 4149: if (!$notitle) {
1.337 albertel 4150: $bodytag.='<h1>LON-CAPA: '.$title.'</h1>';
4151: }
4152: return $bodytag;
1.359 albertel 4153: }
4154:
1.410 albertel 4155: my $name = &plainname($env{'user.name'},$env{'user.domain'});
1.433 albertel 4156: if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') {
4157: undef($role);
1.434 albertel 4158: } else {
4159: $name = &aboutmewrapper($name,$env{'user.name'},$env{'user.domain'});
1.433 albertel 4160: }
1.359 albertel 4161:
4162: my $roleinfo=(<<ENDROLE);
4163: <td class="LC_title_bar_who">
4164: <div class="LC_title_bar_name">
1.410 albertel 4165: $name
1.361 albertel 4166:
1.359 albertel 4167: </div>
4168: <div class="LC_title_bar_role">
1.361 albertel 4169: $role
1.359 albertel 4170: </div>
4171: <div class="LC_title_bar_realm">
1.361 albertel 4172: $realm
1.359 albertel 4173: </div>
1.206 albertel 4174: </td>
4175: ENDROLE
1.235 raeburn 4176:
1.359 albertel 4177: my $titleinfo = '<span class="LC_title_bar_title">'.$title.'</span>';
4178: if ($customtitle) {
4179: $titleinfo = $customtitle;
4180: }
4181: #
4182: # Extra info if you are the DC
4183: my $dc_info = '';
4184: if ($env{'user.adv'} && exists($env{'user.role.dc./'.
4185: $env{'course.'.$env{'request.course.id'}.
4186: '.domain'}.'/'})) {
4187: my $cid = $env{'request.course.id'};
4188: $dc_info.= $cid.' '.$env{'course.'.$cid.'.internal.coursecode'};
1.380 www 4189: $dc_info =~ s/\s+$//;
1.359 albertel 4190: $dc_info = '('.$dc_info.')';
4191: }
4192:
1.644 www 4193: if (($env{'environment.remote'} eq 'off') || ($args->{'suppress_header_logos'})) {
1.359 albertel 4194: # No Remote
1.258 albertel 4195: if ($env{'request.state'} eq 'construct') {
1.359 albertel 4196: $forcereg=1;
4197: }
4198:
4199: if (!$customtitle && $env{'request.state'} eq 'construct') {
4200: # this is for resources; directories have customtitle, and crumbs
4201: # and select recent are created in lonpubdir.pm
1.229 albertel 4202: my ($uname,$thisdisfn)=
1.258 albertel 4203: ($env{'request.filename'} =~ m|^/home/([^/]+)/public_html/(.*)|);
1.229 albertel 4204: my $formaction='/priv/'.$uname.'/'.$thisdisfn;
4205: $formaction=~s/\/+/\//g;
4206:
1.359 albertel 4207: my $parentpath = '';
4208: my $lastitem = '';
4209: if ($thisdisfn =~ m-(.+/)([^/]*)$-) {
4210: $parentpath = $1;
4211: $lastitem = $2;
4212: } else {
4213: $lastitem = $thisdisfn;
4214: }
4215: $titleinfo =
1.640 bisitz 4216: &Apache::loncommon::help_open_menu('','',3,'Authoring')
4217: .'<b>'.&mt('Construction Space').'</b>: '
4218: .'<form name="dirs" method="post" action="'.$formaction
1.359 albertel 4219: .'" target="_top"><tt><b>'
1.705 tempelho 4220: .&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,'_top','/priv','','+1',1)."<span class=\"LC_fontsize_big\">$lastitem</span></b></tt><br />"
1.359 albertel 4221: .&Apache::lonhtmlcommon::select_recent('construct','recent','this.form.action=this.form.recent.value;this.form.submit()')
4222: .'</form>'
4223: .&Apache::lonmenu::constspaceform();
1.235 raeburn 4224: }
1.359 albertel 4225:
1.337 albertel 4226: my $titletable;
1.338 albertel 4227: if (!$notitle) {
1.337 albertel 4228: $titletable =
1.359 albertel 4229: '<table id="LC_title_bar">'.
4230: "<tr><td> $titleinfo $dc_info</td>".$roleinfo.
4231: '</tr></table>';
1.337 albertel 4232: }
1.359 albertel 4233: if ($notopbar) {
4234: $bodytag .= $titletable;
4235: } else {
4236: if ($env{'request.state'} eq 'construct') {
1.337 albertel 4237: $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg,
4238: $titletable);
1.272 raeburn 4239: } else {
1.336 albertel 4240: $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg).
1.359 albertel 4241: $titletable;
1.272 raeburn 4242: }
1.235 raeburn 4243: }
4244: return $bodytag;
1.94 www 4245: }
1.95 www 4246:
1.93 www 4247: #
1.95 www 4248: # Top frame rendering, Remote is up
1.93 www 4249: #
1.359 albertel 4250:
1.517 raeburn 4251: my $imgsrc = $img;
4252: if ($img =~ /^\/adm/) {
1.575 albertel 4253: $imgsrc = &lonhttpdurl($img);
1.517 raeburn 4254: }
4255: my $upperleft='<img src="'.$imgsrc.'" alt="'.$function.'" />';
1.359 albertel 4256:
1.305 www 4257: # Explicit link to get inline menu
1.361 albertel 4258: my $menu= ($no_inline_link?''
4259: :'<br /><a href="/adm/remote?action=collapse">'.&mt('Switch to Inline Menu Mode').'</a>');
1.245 matthew 4260: #
1.338 albertel 4261: if ($notitle) {
1.337 albertel 4262: return $bodytag;
4263: }
1.94 www 4264: return(<<ENDBODY);
1.60 matthew 4265: $bodytag
1.359 albertel 4266: <table id="LC_title_bar" class="LC_with_remote">
1.368 albertel 4267: <tr><td class="LC_title_bar_role_logo">$upperleft</td>
1.359 albertel 4268: <td class="LC_title_bar_domain_logo">$messages </td>
1.54 www 4269: </tr>
1.359 albertel 4270: <tr><td>$titleinfo $dc_info $menu</td>
4271: $roleinfo
1.368 albertel 4272: </tr>
1.356 albertel 4273: </table>
1.54 www 4274: ENDBODY
1.182 matthew 4275: }
4276:
1.330 albertel 4277: sub make_attr_string {
4278: my ($register,$attr_ref) = @_;
4279:
4280: if ($attr_ref && !ref($attr_ref)) {
4281: die("addentries Must be a hash ref ".
4282: join(':',caller(1))." ".
4283: join(':',caller(0))." ");
4284: }
4285:
4286: if ($register) {
1.339 albertel 4287: my ($on_load,$on_unload);
4288: foreach my $key (keys(%{$attr_ref})) {
4289: if (lc($key) eq 'onload') {
4290: $on_load.=$attr_ref->{$key}.';';
4291: delete($attr_ref->{$key});
4292:
4293: } elsif (lc($key) eq 'onunload') {
4294: $on_unload.=$attr_ref->{$key}.';';
4295: delete($attr_ref->{$key});
4296: }
4297: }
4298: $attr_ref->{'onload'} =
4299: &Apache::lonmenu::loadevents(). $on_load;
4300: $attr_ref->{'onunload'}=
4301: &Apache::lonmenu::unloadevents().$on_unload;
4302: }
4303:
4304: # Accessibility font enhance
4305: if ($env{'browser.fontenhance'} eq 'on') {
4306: my $style;
4307: foreach my $key (keys(%{$attr_ref})) {
4308: if (lc($key) eq 'style') {
4309: $style.=$attr_ref->{$key}.';';
4310: delete($attr_ref->{$key});
4311: }
4312: }
4313: $attr_ref->{'style'}=$style.'; font-size: x-large;';
1.330 albertel 4314: }
1.339 albertel 4315:
4316: if ($env{'browser.blackwhite'} eq 'on') {
4317: delete($attr_ref->{'font'});
4318: delete($attr_ref->{'link'});
4319: delete($attr_ref->{'alink'});
4320: delete($attr_ref->{'vlink'});
4321: delete($attr_ref->{'bgcolor'});
4322: delete($attr_ref->{'background'});
4323: }
4324:
1.330 albertel 4325: my $attr_string;
4326: foreach my $attr (keys(%$attr_ref)) {
4327: $attr_string .= " $attr=\"".$attr_ref->{$attr}.'" ';
4328: }
4329: return $attr_string;
4330: }
4331:
4332:
1.182 matthew 4333: ###############################################
1.251 albertel 4334: ###############################################
4335:
4336: =pod
4337:
4338: =item * &endbodytag()
4339:
4340: Returns a uniform footer for LON-CAPA web pages.
4341:
1.635 raeburn 4342: Inputs: 1 - optional reference to an args hash
4343: If in the hash, key for noredirectlink has a value which evaluates to true,
4344: a 'Continue' link is not displayed if the page contains an
4345: internal redirect in the <head></head> section,
4346: i.e., $env{'internal.head.redirect'} exists
1.251 albertel 4347:
4348: =cut
4349:
4350: sub endbodytag {
1.635 raeburn 4351: my ($args) = @_;
1.251 albertel 4352: my $endbodytag='</body>';
1.269 albertel 4353: $endbodytag=&Apache::lontexconvert::jsMath_process()."\n".$endbodytag;
1.315 albertel 4354: if ( exists( $env{'internal.head.redirect'} ) ) {
1.635 raeburn 4355: if (!(ref($args) eq 'HASH' && $args->{'noredirectlink'})) {
4356: $endbodytag=
4357: "<br /><a href=\"$env{'internal.head.redirect'}\">".
4358: &mt('Continue').'</a>'.
4359: $endbodytag;
4360: }
1.315 albertel 4361: }
1.251 albertel 4362: return $endbodytag;
4363: }
4364:
1.352 albertel 4365: =pod
4366:
4367: =item * &standard_css()
4368:
4369: Returns a style sheet
4370:
4371: Inputs: (all optional)
4372: domain -> force to color decorate a page for a specific
4373: domain
4374: function -> force usage of a specific rolish color scheme
4375: bgcolor -> override the default page bgcolor
4376:
4377: =cut
4378:
1.343 albertel 4379: sub standard_css {
1.345 albertel 4380: my ($function,$domain,$bgcolor) = @_;
1.352 albertel 4381: $function = &get_users_function() if (!$function);
4382: my $img = &designparm($function.'.img', $domain);
4383: my $tabbg = &designparm($function.'.tabbg', $domain);
4384: my $font = &designparm($function.'.font', $domain);
1.345 albertel 4385: my $sidebg = &designparm($function.'.sidebg',$domain);
1.382 albertel 4386: my $pgbg_or_bgcolor =
4387: $bgcolor ||
1.352 albertel 4388: &designparm($function.'.pgbg', $domain);
1.382 albertel 4389: my $pgbg = &designparm($function.'.pgbg', $domain);
1.352 albertel 4390: my $alink = &designparm($function.'.alink', $domain);
4391: my $vlink = &designparm($function.'.vlink', $domain);
4392: my $link = &designparm($function.'.link', $domain);
4393:
1.704 muellerd 4394: my $loginbg = &designparm('login.sidebg',$domain);
1.712 muellerd 4395: my $bgcol = &designparm('login.bgcol',$domain);
4396: my $textcol = &designparm('login.textcol',$domain);
1.704 muellerd 4397:
1.602 albertel 4398: my $sans = 'Verdana,Arial,Helvetica,sans-serif';
1.395 albertel 4399: my $mono = 'monospace';
1.352 albertel 4400: my $data_table_head = $tabbg;
4401: my $data_table_light = '#EEEEEE';
1.470 banghart 4402: my $data_table_dark = '#DDDDDD';
4403: my $data_table_darker = '#CCCCCC';
1.349 albertel 4404: my $data_table_highlight = '#FFFF00';
1.352 albertel 4405: my $mail_new = '#FFBB77';
4406: my $mail_new_hover = '#DD9955';
4407: my $mail_read = '#BBBB77';
4408: my $mail_read_hover = '#999944';
4409: my $mail_replied = '#AAAA88';
4410: my $mail_replied_hover = '#888855';
4411: my $mail_other = '#99BBBB';
4412: my $mail_other_hover = '#669999';
1.391 albertel 4413: my $table_header = '#DDDDDD';
1.489 raeburn 4414: my $feedback_link_bg = '#BBBBBB';
1.701 harmsja 4415: my $lg_border_color = '#C8C8C8';
1.392 albertel 4416:
1.608 albertel 4417: my $border = ($env{'browser.type'} eq 'explorer' ||
4418: $env{'browser.type'} eq 'safari' ) ? '0px 2px 0px 2px'
4419: : '0px 3px 0px 4px';
1.448 albertel 4420:
1.523 albertel 4421:
1.343 albertel 4422: return <<END;
1.698 harmsja 4423: body{
4424: font-family: $sans;
4425: line-height:130%;
1.701 harmsja 4426: font-size:0.83em;
1.698 harmsja 4427: color:$font;
4428: }
1.701 harmsja 4429: a:link, a:visited { font-size:100%; }
1.698 harmsja 4430:
1.343 albertel 4431: a:focus { color: red; background: yellow }
1.510 albertel 4432: table.thinborder,
4433: table.thinborder tr th {
4434: border-style: solid;
4435: border-width: 1px;
1.698 harmsja 4436: border-color: $lg_border_color;
1.510 albertel 4437: background: $tabbg;
4438: }
1.523 albertel 4439: table.thinborder tr td {
1.510 albertel 4440: border-style: solid;
1.698 harmsja 4441: border-width: 1px;
4442: border-color: $lg_border_color;
1.510 albertel 4443: }
1.426 albertel 4444:
1.343 albertel 4445: form, .inline { display: inline; }
4446: .center { text-align: center; }
1.701 harmsja 4447: .left { text-align:left; }
4448: .right {text-align:right;}
4449: .middle {vertical-align:middle;}
4450: .top {vertical-align:top;}
4451: .bottom {vertical-align:bottom;}
1.593 albertel 4452: .LC_filename {font-family: $mono; white-space:pre;}
1.350 albertel 4453: .LC_error {
4454: color: red;
4455: font-size: larger;
4456: }
1.457 albertel 4457: .LC_warning,
4458: .LC_diff_removed {
1.394 albertel 4459: color: red;
4460: }
1.532 albertel 4461:
4462: .LC_info,
1.457 albertel 4463: .LC_success,
4464: .LC_diff_added {
1.350 albertel 4465: color: green;
4466: }
1.543 albertel 4467: .LC_unknown {
4468: color: yellow;
4469: }
4470:
1.440 albertel 4471: .LC_icon {
4472: border: 0px;
4473: }
1.539 albertel 4474: .LC_indexer_icon {
4475: border: 0px;
4476: height: 22px;
4477: }
1.543 albertel 4478: .LC_docs_spacer {
4479: width: 25px;
4480: height: 1px;
4481: border: 0px;
4482: }
1.346 albertel 4483:
1.532 albertel 4484: .LC_internal_info {
4485: color: #999;
4486: }
4487:
1.458 albertel 4488: table.LC_pastsubmission {
4489: border: 1px solid black;
4490: margin: 2px;
4491: }
4492:
1.606 albertel 4493: table#LC_top_nav, table#LC_menubuttons,table#LC_nav_location {
1.345 albertel 4494: width: 100%;
4495: background: $pgbg;
1.392 albertel 4496: border: 2px;
1.402 albertel 4497: border-collapse: separate;
1.403 albertel 4498: padding: 0px;
1.345 albertel 4499: }
1.392 albertel 4500:
1.606 albertel 4501: table#LC_title_bar, table.LC_breadcrumbs,
1.393 albertel 4502: table#LC_title_bar.LC_with_remote {
1.359 albertel 4503: width: 100%;
1.392 albertel 4504: border-color: $pgbg;
4505: border-style: solid;
4506: border-width: $border;
4507:
1.379 albertel 4508: background: $pgbg;
4509: font-family: $sans;
1.392 albertel 4510: border-collapse: collapse;
1.403 albertel 4511: padding: 0px;
1.359 albertel 4512: }
1.409 albertel 4513: table.LC_docs_path {
4514: width: 100%;
4515: border: 0;
4516: background: $pgbg;
4517: font-family: $sans;
4518: border-collapse: collapse;
4519: padding: 0px;
4520: }
4521:
1.359 albertel 4522: table#LC_title_bar td {
4523: background: $tabbg;
4524: }
4525: table#LC_title_bar td.LC_title_bar_who {
4526: background: $tabbg;
4527: color: $font;
1.427 albertel 4528: font: small $sans;
1.359 albertel 4529: text-align: right;
4530: }
1.469 banghart 4531: span.LC_metadata {
4532: font-family: $sans;
4533: }
1.359 albertel 4534: span.LC_title_bar_title {
1.416 albertel 4535: font: bold x-large $sans;
1.359 albertel 4536: }
4537: table#LC_title_bar td.LC_title_bar_domain_logo {
4538: background: $sidebg;
4539: text-align: right;
1.368 albertel 4540: padding: 0px;
4541: }
4542: table#LC_title_bar td.LC_title_bar_role_logo {
4543: background: $sidebg;
4544: padding: 0px;
1.359 albertel 4545: }
4546:
1.706 harmsja 4547: table#LC_menubuttons img{
1.346 albertel 4548: border: 0px;
4549: }
1.345 albertel 4550: table#LC_top_nav td {
4551: background: $tabbg;
1.392 albertel 4552: border: 0px;
1.407 albertel 4553: font-size: small;
1.706 harmsja 4554: vertical-align:top;
4555: padding:2px 5px 2px 5px;
1.345 albertel 4556: }
4557: table#LC_top_nav td a, div#LC_top_nav a {
4558: color: $font;
4559: font-family: $sans;
4560: }
1.364 albertel 4561: table#LC_top_nav td.LC_top_nav_logo {
4562: background: $tabbg;
1.432 albertel 4563: text-align: left;
1.408 albertel 4564: white-space: nowrap;
1.432 albertel 4565: width: 31px;
1.408 albertel 4566: }
4567: table#LC_top_nav td.LC_top_nav_logo img {
1.432 albertel 4568: border: 0px;
1.408 albertel 4569: vertical-align: bottom;
1.364 albertel 4570: }
1.432 albertel 4571: table#LC_top_nav td.LC_top_nav_exit,
4572: table#LC_top_nav td.LC_top_nav_help {
4573: width: 2.0em;
4574: }
1.442 albertel 4575: table#LC_top_nav td.LC_top_nav_login {
4576: width: 4.0em;
4577: text-align: center;
4578: }
1.409 albertel 4579: table.LC_breadcrumbs td, table.LC_docs_path td {
1.357 albertel 4580: background: $tabbg;
4581: color: $font;
4582: font-family: $sans;
1.358 albertel 4583: font-size: smaller;
1.357 albertel 4584: }
1.411 albertel 4585: table.LC_breadcrumbs td.LC_breadcrumbs_component,
1.409 albertel 4586: table.LC_docs_path td.LC_docs_path_component {
1.357 albertel 4587: background: $tabbg;
4588: color: $font;
4589: font-family: $sans;
4590: font-size: larger;
4591: text-align: right;
4592: }
1.383 albertel 4593: td.LC_table_cell_checkbox {
4594: text-align: center;
4595: }
1.522 albertel 4596: table#LC_mainmenu td.LC_mainmenu_column {
4597: vertical-align: top;
4598: }
4599:
1.705 tempelho 4600: .LC_fontsize_small
4601: {
4602: font-size: 70%;
4603: }
4604:
4605: .LC_fontsize_medium
4606: {
4607: font-size: 85%;
4608: }
4609:
4610: .LC_fontsize_large
4611: {
4612: font-size: 120%;
4613: }
4614:
4615: .LC_fontcolor_red
4616: {
4617: color: #FF0000;
4618: }
4619:
1.346 albertel 4620: .LC_menubuttons_inline_text {
4621: color: $font;
4622: font-family: $sans;
1.698 harmsja 4623: font-size: 90%;
1.701 harmsja 4624: padding-left:3px;
1.346 albertel 4625: }
4626:
1.526 www 4627: .LC_menubuttons_link {
4628: text-decoration: none;
4629: }
1.698 harmsja 4630: /*2008--9-5: new menu style sheet.Changed category*/
1.522 albertel 4631: .LC_menubuttons_category {
1.521 www 4632: color: $font;
1.526 www 4633: background: $pgbg;
1.521 www 4634: font-family: $sans;
4635: font-size: larger;
4636: font-weight: bold;
4637: }
4638:
1.346 albertel 4639: td.LC_menubuttons_text {
1.701 harmsja 4640: color: $font;
1.346 albertel 4641: }
1.706 harmsja 4642:
4643:
1.526 www 4644:
1.346 albertel 4645: .LC_current_location {
4646: font-family: $sans;
4647: background: $tabbg;
4648: }
4649: .LC_new_mail {
4650: font-family: $sans;
1.634 www 4651: background: $tabbg;
1.346 albertel 4652: font-weight: bold;
4653: }
1.347 albertel 4654:
1.526 www 4655:
1.527 www 4656: .LC_dropadd_labeltext {
4657: font-family: $sans;
4658: text-align: right;
4659: }
4660:
4661: .LC_preferences_labeltext {
4662: font-family: $sans;
4663: text-align: right;
4664: }
4665:
1.666 raeburn 4666: .LC_roleslog_note {
1.701 harmsja 4667: font-size: small;
1.666 raeburn 4668: }
4669:
1.715 raeburn 4670: .LC_mail_functions {
4671: font-weight: bold;
4672: }
4673:
1.440 albertel 4674: table.LC_aboutme_port {
4675: border: 0px;
4676: border-collapse: collapse;
4677: border-spacing: 0px;
4678: }
1.349 albertel 4679: table.LC_data_table, table.LC_mail_list {
1.347 albertel 4680: border: 1px solid #000000;
1.402 albertel 4681: border-collapse: separate;
1.426 albertel 4682: border-spacing: 1px;
1.610 albertel 4683: background: $pgbg;
1.347 albertel 4684: }
1.422 albertel 4685: .LC_data_table_dense {
4686: font-size: small;
4687: }
1.507 raeburn 4688: table.LC_nested_outer {
4689: border: 1px solid #000000;
1.589 raeburn 4690: border-collapse: collapse;
1.507 raeburn 4691: border-spacing: 0px;
4692: width: 100%;
4693: }
4694: table.LC_nested {
4695: border: 0px;
1.589 raeburn 4696: border-collapse: collapse;
1.507 raeburn 4697: border-spacing: 0px;
4698: width: 100%;
4699: }
1.523 albertel 4700: table.LC_data_table tr th, table.LC_calendar tr th, table.LC_mail_list tr th,
4701: table.LC_prior_tries tr th {
1.349 albertel 4702: font-weight: bold;
4703: background-color: $data_table_head;
1.701 harmsja 4704: font-size:90%;
1.347 albertel 4705: }
1.711 raeburn 4706: table.LC_data_table tr.LC_info_row > td {
4707: background-color: #CCC;
4708: font-weight: bold;
4709: text-align: left;
4710: }
1.610 albertel 4711: table.LC_data_table tr.LC_odd_row > td,
1.709 bisitz 4712: table.LC_pick_box tr > td.LC_odd_row,
1.440 albertel 4713: table.LC_aboutme_port tr td {
1.349 albertel 4714: background-color: $data_table_light;
1.425 albertel 4715: padding: 2px;
1.347 albertel 4716: }
1.610 albertel 4717: table.LC_data_table tr.LC_even_row > td,
1.709 bisitz 4718: table.LC_pick_box tr > td.LC_even_row,
1.440 albertel 4719: table.LC_aboutme_port tr.LC_even_row td {
1.349 albertel 4720: background-color: $data_table_dark;
1.709 bisitz 4721: padding: 2px;
1.347 albertel 4722: }
1.425 albertel 4723: table.LC_data_table tr.LC_data_table_highlight td {
4724: background-color: $data_table_darker;
4725: }
1.639 raeburn 4726: table.LC_data_table tr td.LC_leftcol_header {
4727: background-color: $data_table_head;
4728: font-weight: bold;
4729: }
1.451 albertel 4730: table.LC_data_table tr.LC_empty_row td,
1.507 raeburn 4731: table.LC_nested tr.LC_empty_row td {
1.347 albertel 4732: background-color: #FFFFFF;
1.421 albertel 4733: font-weight: bold;
4734: font-style: italic;
4735: text-align: center;
4736: padding: 8px;
1.347 albertel 4737: }
1.507 raeburn 4738: table.LC_nested tr.LC_empty_row td {
1.465 albertel 4739: padding: 4ex
4740: }
1.507 raeburn 4741: table.LC_nested_outer tr th {
4742: font-weight: bold;
4743: background-color: $data_table_head;
1.701 harmsja 4744: font-size: small;
1.507 raeburn 4745: border-bottom: 1px solid #000000;
4746: }
4747: table.LC_nested_outer tr td.LC_subheader {
4748: background-color: $data_table_head;
4749: font-weight: bold;
4750: font-size: small;
4751: border-bottom: 1px solid #000000;
4752: text-align: right;
1.451 albertel 4753: }
1.507 raeburn 4754: table.LC_nested tr.LC_info_row td {
1.451 albertel 4755: background-color: #CCC;
4756: font-weight: bold;
4757: font-size: small;
1.507 raeburn 4758: text-align: center;
4759: }
1.589 raeburn 4760: table.LC_nested tr.LC_info_row td.LC_left_item,
4761: table.LC_nested_outer tr th.LC_left_item {
1.507 raeburn 4762: text-align: left;
1.451 albertel 4763: }
1.507 raeburn 4764: table.LC_nested td {
1.451 albertel 4765: background-color: #FFF;
4766: font-size: small;
1.507 raeburn 4767: }
4768: table.LC_nested_outer tr th.LC_right_item,
4769: table.LC_nested tr.LC_info_row td.LC_right_item,
4770: table.LC_nested tr.LC_odd_row td.LC_right_item,
4771: table.LC_nested tr td.LC_right_item {
1.451 albertel 4772: text-align: right;
4773: }
4774:
1.507 raeburn 4775: table.LC_nested tr.LC_odd_row td {
1.451 albertel 4776: background-color: #EEE;
4777: }
4778:
1.473 raeburn 4779: table.LC_createuser {
4780: }
4781:
4782: table.LC_createuser tr.LC_section_row td {
1.701 harmsja 4783: font-size: small;
1.473 raeburn 4784: }
4785:
4786: table.LC_createuser tr.LC_info_row td {
4787: background-color: #CCC;
4788: font-weight: bold;
4789: text-align: center;
4790: }
4791:
1.349 albertel 4792: table.LC_calendar {
4793: border: 1px solid #000000;
4794: border-collapse: collapse;
4795: }
4796: table.LC_calendar_pickdate {
4797: font-size: xx-small;
4798: }
4799: table.LC_calendar tr td {
4800: border: 1px solid #000000;
4801: vertical-align: top;
4802: }
4803: table.LC_calendar tr td.LC_calendar_day_empty {
4804: background-color: $data_table_dark;
4805: }
4806: table.LC_calendar tr td.LC_calendar_day_current {
4807: background-color: $data_table_highlight;
4808: }
4809:
4810: table.LC_mail_list tr.LC_mail_new {
4811: background-color: $mail_new;
4812: }
4813: table.LC_mail_list tr.LC_mail_new:hover {
4814: background-color: $mail_new_hover;
4815: }
4816: table.LC_mail_list tr.LC_mail_read {
4817: background-color: $mail_read;
4818: }
4819: table.LC_mail_list tr.LC_mail_read:hover {
4820: background-color: $mail_read_hover;
4821: }
4822: table.LC_mail_list tr.LC_mail_replied {
4823: background-color: $mail_replied;
4824: }
4825: table.LC_mail_list tr.LC_mail_replied:hover {
4826: background-color: $mail_replied_hover;
4827: }
4828: table.LC_mail_list tr.LC_mail_other {
4829: background-color: $mail_other;
4830: }
4831: table.LC_mail_list tr.LC_mail_other:hover {
4832: background-color: $mail_other_hover;
4833: }
1.494 raeburn 4834: table.LC_mail_list tr.LC_mail_even {
4835: }
4836: table.LC_mail_list tr.LC_mail_odd {
4837: }
4838:
1.696 bisitz 4839: table.LC_data_table tr > td.LC_browser_file,
4840: table.LC_data_table tr > td.LC_browser_file_published {
1.389 albertel 4841: background: #CCFF88;
4842: }
1.696 bisitz 4843: table.LC_data_table tr > td.LC_browser_file_locked,
4844: table.LC_data_table tr > td.LC_browser_file_unpublished {
1.389 albertel 4845: background: #FFAA99;
1.387 albertel 4846: }
1.696 bisitz 4847: table.LC_data_table tr > td.LC_browser_file_obsolete {
1.389 albertel 4848: background: #AAAAAA;
1.387 albertel 4849: }
1.696 bisitz 4850: table.LC_data_table tr > td.LC_browser_file_modified,
4851: table.LC_data_table tr > td.LC_browser_file_metamodified {
1.389 albertel 4852: background: #FFFF77;
1.387 albertel 4853: }
1.696 bisitz 4854: table.LC_data_table tr.LC_browser_folder > td {
1.389 albertel 4855: background: #CCCCFF;
1.387 albertel 4856: }
1.696 bisitz 4857:
1.707 bisitz 4858: table.LC_data_table tr > td.LC_roles_is {
4859: /* background: #77FF77; */
4860: }
4861: table.LC_data_table tr > td.LC_roles_future {
4862: background: #FFFF77;
4863: }
4864: table.LC_data_table tr > td.LC_roles_will {
4865: background: #FFAA77;
4866: }
4867: table.LC_data_table tr > td.LC_roles_expired {
4868: background: #FF7777;
4869: }
4870: table.LC_data_table tr > td.LC_roles_will_not {
4871: background: #AAFF77;
4872: }
4873: table.LC_data_table tr > td.LC_roles_selected {
4874: background: #11CC55;
4875: }
4876:
1.388 albertel 4877: span.LC_current_location {
1.701 harmsja 4878: font-size:larger;
1.388 albertel 4879: background: $pgbg;
4880: }
1.387 albertel 4881:
1.395 albertel 4882: span.LC_parm_menu_item {
4883: font-size: larger;
4884: font-family: $sans;
4885: }
4886: span.LC_parm_scope_all {
4887: color: red;
4888: }
4889: span.LC_parm_scope_folder {
4890: color: green;
4891: }
4892: span.LC_parm_scope_resource {
4893: color: orange;
4894: }
4895: span.LC_parm_part {
4896: color: blue;
4897: }
4898: span.LC_parm_folder, span.LC_parm_symb {
4899: font-size: x-small;
4900: font-family: $mono;
4901: color: #AAAAAA;
4902: }
4903:
1.396 albertel 4904: td.LC_parm_overview_level_menu, td.LC_parm_overview_map_menu,
4905: td.LC_parm_overview_parm_selectors, td.LC_parm_overview_parm_restrictions {
4906: border: 1px solid black;
4907: border-collapse: collapse;
4908: }
4909: table.LC_parm_overview_restrictions td {
4910: border-width: 1px 4px 1px 4px;
4911: border-style: solid;
4912: border-color: $pgbg;
4913: text-align: center;
4914: }
4915: table.LC_parm_overview_restrictions th {
4916: background: $tabbg;
4917: border-width: 1px 4px 1px 4px;
4918: border-style: solid;
4919: border-color: $pgbg;
4920: }
1.398 albertel 4921: table#LC_helpmenu {
4922: border: 0px;
4923: height: 55px;
4924: border-spacing: 0px;
4925: }
4926:
4927: table#LC_helpmenu fieldset legend {
4928: font-size: larger;
4929: font-weight: bold;
4930: }
1.397 albertel 4931: table#LC_helpmenu_links {
4932: width: 100%;
4933: border: 1px solid black;
4934: background: $pgbg;
4935: padding: 0px;
4936: border-spacing: 1px;
4937: }
4938: table#LC_helpmenu_links tr td {
4939: padding: 1px;
4940: background: $tabbg;
1.399 albertel 4941: text-align: center;
4942: font-weight: bold;
1.397 albertel 4943: }
1.396 albertel 4944:
1.397 albertel 4945: table#LC_helpmenu_links a:link, table#LC_helpmenu_links a:visited,
4946: table#LC_helpmenu_links a:active {
4947: text-decoration: none;
4948: color: $font;
4949: }
4950: table#LC_helpmenu_links a:hover {
4951: text-decoration: underline;
4952: color: $vlink;
4953: }
1.396 albertel 4954:
1.417 albertel 4955: .LC_chrt_popup_exists {
4956: border: 1px solid #339933;
4957: margin: -1px;
4958: }
4959: .LC_chrt_popup_up {
4960: border: 1px solid yellow;
4961: margin: -1px;
4962: }
4963: .LC_chrt_popup {
4964: border: 1px solid #8888FF;
4965: background: #CCCCFF;
4966: }
1.421 albertel 4967: table.LC_pick_box {
4968: border-collapse: separate;
4969: background: white;
4970: border: 1px solid black;
4971: border-spacing: 1px;
4972: }
4973: table.LC_pick_box td.LC_pick_box_title {
4974: background: $tabbg;
4975: font-weight: bold;
4976: text-align: right;
4977: width: 184px;
4978: padding: 8px;
4979: }
1.645 raeburn 4980: table.LC_pick_box td.LC_selfenroll_pick_box_title {
4981: background: $tabbg;
4982: font-weight: bold;
4983: text-align: right;
4984: width: 350px;
4985: padding: 8px;
4986: }
4987:
1.579 raeburn 4988: table.LC_pick_box td.LC_pick_box_value {
4989: text-align: left;
4990: padding: 8px;
4991: }
4992: table.LC_pick_box td.LC_pick_box_select {
4993: text-align: left;
4994: padding: 8px;
4995: }
1.424 albertel 4996: table.LC_pick_box td.LC_pick_box_separator {
1.421 albertel 4997: padding: 0px;
4998: height: 1px;
4999: background: black;
5000: }
5001: table.LC_pick_box td.LC_pick_box_submit {
5002: text-align: right;
5003: }
1.579 raeburn 5004: table.LC_pick_box td.LC_evenrow_value {
5005: text-align: left;
5006: padding: 8px;
5007: background-color: $data_table_light;
5008: }
5009: table.LC_pick_box td.LC_oddrow_value {
5010: text-align: left;
5011: padding: 8px;
5012: background-color: $data_table_light;
5013: }
5014: table.LC_helpform_receipt {
5015: width: 620px;
5016: border-collapse: separate;
5017: background: white;
5018: border: 1px solid black;
5019: border-spacing: 1px;
5020: }
5021: table.LC_helpform_receipt td.LC_pick_box_title {
5022: background: $tabbg;
5023: font-weight: bold;
5024: text-align: right;
5025: width: 184px;
5026: padding: 8px;
5027: }
5028: table.LC_helpform_receipt td.LC_evenrow_value {
5029: text-align: left;
5030: padding: 8px;
5031: background-color: $data_table_light;
5032: }
5033: table.LC_helpform_receipt td.LC_oddrow_value {
5034: text-align: left;
5035: padding: 8px;
5036: background-color: $data_table_light;
5037: }
5038: table.LC_helpform_receipt td.LC_pick_box_separator {
5039: padding: 0px;
5040: height: 1px;
5041: background: black;
5042: }
5043: span.LC_helpform_receipt_cat {
5044: font-weight: bold;
5045: }
1.424 albertel 5046: table.LC_group_priv_box {
5047: background: white;
5048: border: 1px solid black;
5049: border-spacing: 1px;
5050: }
5051: table.LC_group_priv_box td.LC_pick_box_title {
5052: background: $tabbg;
5053: font-weight: bold;
5054: text-align: right;
5055: width: 184px;
5056: }
5057: table.LC_group_priv_box td.LC_groups_fixed {
5058: background: $data_table_light;
5059: text-align: center;
5060: }
5061: table.LC_group_priv_box td.LC_groups_optional {
5062: background: $data_table_dark;
5063: text-align: center;
5064: }
5065: table.LC_group_priv_box td.LC_groups_functionality {
5066: background: $data_table_darker;
5067: text-align: center;
5068: font-weight: bold;
5069: }
5070: table.LC_group_priv td {
5071: text-align: left;
5072: padding: 0px;
5073: }
5074:
1.421 albertel 5075: table.LC_notify_front_page {
5076: background: white;
5077: border: 1px solid black;
5078: padding: 8px;
5079: }
5080: table.LC_notify_front_page td {
5081: padding: 8px;
5082: }
1.424 albertel 5083: .LC_navbuttons {
5084: margin: 2ex 0ex 2ex 0ex;
5085: }
1.423 albertel 5086: .LC_topic_bar {
5087: font-family: $sans;
5088: font-weight: bold;
5089: width: 100%;
5090: background: $tabbg;
5091: vertical-align: middle;
5092: margin: 2ex 0ex 2ex 0ex;
5093: }
5094: .LC_topic_bar span {
5095: vertical-align: middle;
5096: }
5097: .LC_topic_bar img {
5098: vertical-align: bottom;
5099: }
5100: table.LC_course_group_status {
5101: margin: 20px;
5102: }
5103: table.LC_status_selector td {
5104: vertical-align: top;
5105: text-align: center;
1.424 albertel 5106: padding: 4px;
5107: }
5108: table.LC_descriptive_input td.LC_description {
5109: vertical-align: top;
5110: text-align: right;
5111: font-weight: bold;
1.423 albertel 5112: }
1.599 albertel 5113: div.LC_feedback_link {
1.616 albertel 5114: clear: both;
1.599 albertel 5115: background: white;
5116: width: 100%;
1.489 raeburn 5117: }
5118: span.LC_feedback_link {
1.599 albertel 5119: background: $feedback_link_bg;
5120: font-size: larger;
5121: }
5122: span.LC_message_link {
5123: background: $feedback_link_bg;
5124: font-size: larger;
5125: position: absolute;
5126: right: 1em;
1.489 raeburn 5127: }
1.421 albertel 5128:
1.515 albertel 5129: table.LC_prior_tries {
1.524 albertel 5130: border: 1px solid #000000;
5131: border-collapse: separate;
5132: border-spacing: 1px;
1.515 albertel 5133: }
1.523 albertel 5134:
1.515 albertel 5135: table.LC_prior_tries td {
1.524 albertel 5136: padding: 2px;
1.515 albertel 5137: }
1.523 albertel 5138:
5139: .LC_answer_correct {
5140: background: #AAFFAA;
5141: color: black;
5142: }
5143: .LC_answer_charged_try {
5144: background: #FFAAAA ! important;
5145: color: black;
5146: }
5147: .LC_answer_not_charged_try,
5148: .LC_answer_no_grade,
5149: .LC_answer_late {
5150: background: #FFFFAA;
5151: color: black;
5152: }
5153: .LC_answer_previous {
5154: background: #AAAAFF;
5155: color: black;
5156: }
5157: .LC_answer_no_message {
5158: background: #FFFFFF;
5159: color: black;
5160: }
5161: .LC_answer_unknown {
5162: background: orange;
5163: color: black;
5164: }
5165:
5166:
1.529 albertel 5167: span.LC_prior_numerical,
5168: span.LC_prior_string,
5169: span.LC_prior_custom,
5170: span.LC_prior_reaction,
5171: span.LC_prior_math {
1.523 albertel 5172: font-family: monospace;
5173: white-space: pre;
5174: }
5175:
1.525 albertel 5176: span.LC_prior_string {
5177: font-family: monospace;
5178: white-space: pre;
5179: }
5180:
1.523 albertel 5181: table.LC_prior_option {
5182: width: 100%;
5183: border-collapse: collapse;
5184: }
1.528 albertel 5185: table.LC_prior_rank, table.LC_prior_match {
5186: border-collapse: collapse;
5187: }
5188: table.LC_prior_option tr td,
5189: table.LC_prior_rank tr td,
5190: table.LC_prior_match tr td {
1.524 albertel 5191: border: 1px solid #000000;
1.515 albertel 5192: }
5193:
1.519 raeburn 5194: span.LC_nobreak {
1.544 albertel 5195: white-space: nowrap;
1.519 raeburn 5196: }
5197:
1.576 raeburn 5198: span.LC_cusr_emph {
5199: font-style: italic;
5200: }
5201:
1.633 raeburn 5202: span.LC_cusr_subheading {
5203: font-weight: normal;
5204: font-size: 85%;
5205: }
5206:
1.545 albertel 5207: table.LC_docs_documents {
5208: background: #BBBBBB;
1.547 albertel 5209: border-width: 0px;
1.545 albertel 5210: border-collapse: collapse;
5211: }
5212:
5213: table.LC_docs_documents td.LC_docs_document {
5214: border: 2px solid black;
5215: padding: 4px;
5216: }
5217:
5218: .LC_docs_course_commands div {
5219: float: left;
5220: border: 4px solid #AAAAAA;
5221: padding: 4px;
5222: background: #DDDDCC;
5223: }
5224:
5225: .LC_docs_entry_move {
5226: border: 0px;
5227: border-collapse: collapse;
1.544 albertel 5228: }
5229:
1.545 albertel 5230: .LC_docs_entry_move td {
5231: border: 2px solid #BBBBBB;
5232: background: #DDDDDD;
5233: }
5234:
5235: .LC_docs_editor td.LC_docs_entry_commands {
5236: background: #DDDDDD;
5237: font-size: x-small;
5238: }
1.544 albertel 5239: .LC_docs_copy {
1.545 albertel 5240: color: #000099;
1.544 albertel 5241: }
5242: .LC_docs_cut {
1.545 albertel 5243: color: #550044;
1.544 albertel 5244: }
5245: .LC_docs_rename {
1.545 albertel 5246: color: #009900;
1.544 albertel 5247: }
5248: .LC_docs_remove {
1.545 albertel 5249: color: #990000;
5250: }
5251:
1.547 albertel 5252: .LC_docs_reinit_warn,
5253: .LC_docs_ext_edit {
5254: font-size: x-small;
5255: }
5256:
1.545 albertel 5257: .LC_docs_editor td.LC_docs_entry_title,
5258: .LC_docs_editor td.LC_docs_entry_icon {
5259: background: #FFFFBB;
5260: }
5261: .LC_docs_editor td.LC_docs_entry_parameter {
5262: background: #BBBBFF;
5263: font-size: x-small;
5264: white-space: nowrap;
5265: }
5266:
5267: table.LC_docs_adddocs td,
5268: table.LC_docs_adddocs th {
5269: border: 1px solid #BBBBBB;
5270: padding: 4px;
5271: background: #DDDDDD;
1.543 albertel 5272: }
5273:
1.584 albertel 5274: table.LC_sty_begin {
5275: background: #BBFFBB;
5276: }
5277: table.LC_sty_end {
5278: background: #FFBBBB;
5279: }
5280:
1.589 raeburn 5281: table.LC_double_column {
5282: border-width: 0px;
5283: border-collapse: collapse;
5284: width: 100%;
5285: padding: 2px;
5286: }
5287:
5288: table.LC_double_column tr td.LC_left_col {
1.590 raeburn 5289: top: 2px;
1.589 raeburn 5290: left: 2px;
5291: width: 47%;
5292: vertical-align: top;
5293: }
5294:
5295: table.LC_double_column tr td.LC_right_col {
5296: top: 2px;
5297: right: 2px;
5298: width: 47%;
5299: vertical-align: top;
5300: }
5301:
1.594 raeburn 5302: span.LC_role_level {
5303: font-weight: bold;
5304: }
5305:
1.591 raeburn 5306: div.LC_left_float {
5307: float: left;
5308: padding-right: 5%;
1.597 albertel 5309: padding-bottom: 4px;
1.591 raeburn 5310: }
5311:
5312: div.LC_clear_float_header {
1.597 albertel 5313: padding-bottom: 2px;
1.591 raeburn 5314: }
5315:
5316: div.LC_clear_float_footer {
1.597 albertel 5317: padding-top: 10px;
1.591 raeburn 5318: clear: both;
5319: }
5320:
1.597 albertel 5321:
5322: div.LC_grade_show_user {
5323: margin-top: 20px;
5324: border: 1px solid black;
5325: }
5326: div.LC_grade_user_name {
5327: background: #DDDDEE;
5328: border-bottom: 1px solid black;
1.705 tempelho 5329: font-weight: bold;
5330: font-size: large;
1.597 albertel 5331: }
5332: div.LC_grade_show_user_odd_row div.LC_grade_user_name {
5333: background: #DDEEDD;
5334: }
5335:
5336: div.LC_grade_show_problem,
5337: div.LC_grade_submissions,
5338: div.LC_grade_message_center,
5339: div.LC_grade_info_links,
5340: div.LC_grade_assign {
5341: margin: 5px;
5342: width: 99%;
5343: background: #FFFFFF;
5344: }
5345: div.LC_grade_show_problem_header,
5346: div.LC_grade_submissions_header,
5347: div.LC_grade_message_center_header,
5348: div.LC_grade_assign_header {
1.705 tempelho 5349: font-weight: bold;
5350: font-size: large;
1.597 albertel 5351: }
5352: div.LC_grade_show_problem_problem,
5353: div.LC_grade_submissions_body,
5354: div.LC_grade_message_center_body,
5355: div.LC_grade_assign_body {
5356: border: 1px solid black;
5357: width: 99%;
5358: background: #FFFFFF;
5359: }
1.598 albertel 5360: span.LC_grade_check_note {
1.705 tempelho 5361: font-weight: normal;
5362: font-size: medium;
1.598 albertel 5363: display: inline;
5364: position: absolute;
5365: right: 1em;
5366: }
1.597 albertel 5367:
1.613 albertel 5368: table.LC_scantron_action {
5369: width: 100%;
5370: }
5371: table.LC_scantron_action tr th {
1.698 harmsja 5372: font-weight:bold;
5373: font-style:normal;
1.613 albertel 5374: }
1.698 harmsja 5375: .LC_edit_problem_header,
1.614 albertel 5376: div.LC_edit_problem_footer {
1.705 tempelho 5377: font-weight: normal;
5378: font-size: medium;
1.602 albertel 5379: margin: 2px;
1.600 albertel 5380: }
5381: div.LC_edit_problem_header,
1.602 albertel 5382: div.LC_edit_problem_header div,
1.614 albertel 5383: div.LC_edit_problem_footer,
5384: div.LC_edit_problem_footer div,
1.602 albertel 5385: div.LC_edit_problem_editxml_header,
5386: div.LC_edit_problem_editxml_header div {
1.600 albertel 5387: margin-top: 5px;
5388: }
1.602 albertel 5389: div.LC_edit_problem_header_edit_row {
5390: background: $tabbg;
5391: padding: 3px;
5392: margin-bottom: 5px;
5393: }
1.600 albertel 5394: div.LC_edit_problem_header_title {
1.705 tempelho 5395: font-weight: bold;
5396: font-size: larger;
1.602 albertel 5397: background: $tabbg;
5398: padding: 3px;
5399: }
5400: table.LC_edit_problem_header_title {
1.705 tempelho 5401: font-size: larger;
5402: font-weight: bold;
1.602 albertel 5403: width: 100%;
5404: border-color: $pgbg;
5405: border-style: solid;
5406: border-width: $border;
5407:
1.600 albertel 5408: background: $tabbg;
1.602 albertel 5409: border-collapse: collapse;
5410: padding: 0px
5411: }
5412:
5413: div.LC_edit_problem_discards {
5414: float: left;
5415: padding-bottom: 5px;
5416: }
5417: div.LC_edit_problem_saves {
5418: float: right;
5419: padding-bottom: 5px;
1.600 albertel 5420: }
5421: hr.LC_edit_problem_divide {
1.602 albertel 5422: clear: both;
1.600 albertel 5423: color: $tabbg;
5424: background-color: $tabbg;
5425: height: 3px;
5426: border: 0px;
5427: }
1.679 riegler 5428: img.stift{
1.678 riegler 5429: border-width:0;
1.679 riegler 5430: vertical-align:middle;
1.677 riegler 5431: }
1.680 riegler 5432:
1.681 riegler 5433: table#LC_mainmenu{
5434: margin-top:10px;
5435: width:80%;
5436:
5437: }
5438:
1.680 riegler 5439: table#LC_mainmenu td.LC_mainmenu_col_fieldset{
5440: vertical-align: top;
5441: width: 45%;
5442: }
5443: .LC_mainmenu_fieldset_category {
5444: color: $font;
5445: background: $pgbg;
5446: font-family: $sans;
5447: font-size: small;
5448: font-weight: bold;
5449: }
5450:
1.716 raeburn 5451: div.LC_createcourse {
5452: margin: 10px 10px 10px 10px;
5453: }
5454:
1.693 droeschl 5455: /* ---- Remove when done ----
5456: # The following styles is part of the redesign of LON-CAPA and are
5457: # subject to change during this project.
5458: # Don't rely on their current functionality as they might be
5459: # changed or removed.
5460: # --------------------------*/
5461:
1.698 harmsja 5462: a:hover,
5463: ol.smallMenu a:hover,
5464: ol#MenuBreadcrumbs a:hover,
5465: ul#TabMainMenuContent a:hover,
5466: .FormSectionClearButton input:hover{
5467: color:#BF2317;
5468: text-decoration:none;
1.693 droeschl 5469: }
5470:
5471: h1 {
1.701 harmsja 5472: padding:5px 10px 5px 0px;
1.693 droeschl 5473: line-height:130%;
5474: }
1.698 harmsja 5475:
1.693 droeschl 5476: h2,h3,h4,h5,h6
5477: {
5478: margin:5px 0px 5px 0px;
5479: line-height:130%;
5480: }
1.698 harmsja 5481: .hcell{
5482: padding:3px 15px 3px 15px;
5483: margin:0px;
1.703 harmsja 5484: background-color:$tabbg;
5485: border-bottom:solid 1px $lg_border_color;
1.693 droeschl 5486: }
1.698 harmsja 5487: .noBorder {
5488: border:0px;
5489: }
5490: /*
5491: .bgLightGrey { background:URL(images/TabMenuBG.png) repeat-x left top; }
5492: .bgLightGreyYellow {background-color:#EFECE0;}
5493: */
1.693 droeschl 5494:
5495:
1.698 harmsja 5496: /* Main Header with discription of Person, Course, etc. */
1.693 droeschl 5497: .HeadRight {
5498: text-align: right;
5499: float: right;
5500: margin: 0px;
5501: padding: 0px;
1.698 harmsja 5502: right:0;
1.693 droeschl 5503: position:absolute;
1.698 harmsja 5504: overflow:hidden;
1.693 droeschl 5505: }
5506:
1.698 harmsja 5507: p {
5508: padding: 10px;
5509:
5510: }
5511: .FormSectionClearButton input {
5512: background-color:transparent;
5513: border:0px;
5514: cursor:pointer;
5515: text-decoration:underline;
1.693 droeschl 5516: }
5517:
5518:
1.698 harmsja 5519: dl,ul,div,fieldset {
5520: margin: 10px 10px 10px 0px;
1.693 droeschl 5521: overflow:hidden;
5522: }
1.698 harmsja 5523: ol.smallMenu {
5524: margin: 0px;
1.693 droeschl 5525: }
5526:
1.698 harmsja 5527: ol.smallMenu li {
1.693 droeschl 5528: display: inline;
5529: padding: 5px 5px 0px 10px;
5530: vertical-align: top;
5531: }
5532:
1.698 harmsja 5533: ol.smallMenu li img {
1.693 droeschl 5534: vertical-align: bottom;
5535: }
5536:
1.698 harmsja 5537: ol.smallMenu a {
1.693 droeschl 5538: font-size: 90%;
5539: color: RGB(80, 80, 80);
5540: text-decoration: none;
5541: }
5542:
1.698 harmsja 5543: ol#TabMainMenuContent {
1.693 droeschl 5544:
5545: margin: 0px 0px 10px 0px;
5546: padding: 0px;
5547: }
5548:
1.698 harmsja 5549: ol#TabMainMenuContent li {
1.693 droeschl 5550: display: inline;
5551: vertical-align: bottom;
5552: border-bottom: solid 1px RGB(175, 175, 175);
5553: border-right: solid 1px RGB(175, 175, 175);
5554: padding: 5px 15px 5px 15px;
5555: margin-right:4px;
5556: line-height: 140%;
5557: font-weight: bold;
5558: overflow:hidden;
1.698 harmsja 5559: /* background: RGB(211, 206, 205) URL(images/TabMenuBG.png) repeat-x left top;*/
1.693 droeschl 5560: }
5561:
1.698 harmsja 5562: ol#TabMainMenuContent li a{
1.693 droeschl 5563: color: RGB(47, 47, 47);
5564: text-decoration: none;
5565: }
5566:
1.698 harmsja 5567: ol#TabMainMenuContent div.columnSection {
1.693 droeschl 5568: margin-bottom: 0px;
5569: }
5570:
1.698 harmsja 5571: ol#MenuBreadcrumbs, ol#PathBreadcrumbs {
1.693 droeschl 5572: border-top: solid 1px RGB(255, 255, 255);
5573: height: 20px;
5574: line-height: 20px;
5575: vertical-align: bottom;
5576: margin: 0px 0px 30px 0px;
5577: padding-left: 10px;
5578: list-style-position: inside;
1.698 harmsja 5579: /* background: RGB(211, 206, 205) URL(images/TabMenuBG.png) repeat-x left
5580: top;*/
1.693 droeschl 5581: }
5582:
1.698 harmsja 5583: ol#MenuBreadcrumbs li, ol#PathBreadcrumbs li {
5584: /* background: url(images/pfeil_white.png) no-repeat left center;*/
1.693 droeschl 5585: display: inline;
5586: padding: 0px 0px 0px 10px;
5587: vertical-align: bottom;
5588: overflow:hidden;
5589: }
5590:
1.698 harmsja 5591: ol#MenuBreadcrumbs li a {
1.693 droeschl 5592: text-decoration: none;
5593: font-size:90%;
5594: }
1.698 harmsja 5595: ol#PathBreadcrumbs li a{
5596: text-decoration:none;
5597: font-size:100%;
5598: font-weight:bold;
1.693 droeschl 5599: }
5600:
1.698 harmsja 5601: .ContentBoxSpecial
1.693 droeschl 5602: {
1.701 harmsja 5603: border: solid 1px $lg_border_color;
1.698 harmsja 5604: }
5605: .ContentBox {
5606: padding:10px;
1.693 droeschl 5607: }
1.698 harmsja 5608: .PopUp
1.693 droeschl 5609: {
1.698 harmsja 5610: padding:10px;
5611: border-left:solid 1px $lg_border_color;
5612: border-top:solid 1px $lg_border_color;
5613: border-bottom:outset 1px $lg_border_color;
5614: border-right:outset 1px $lg_border_color;
5615: display:none;
5616: position:absolute;
5617: right:0;
5618: background-color:white;
5619: z-index:5;
1.693 droeschl 5620: }
5621:
1.698 harmsja 5622: dl.ListStyleClean dt {
1.693 droeschl 5623: padding-right: 5px;
5624: display: table-header-group;
5625: }
5626:
1.698 harmsja 5627: dl.ListStyleClean dd {
1.693 droeschl 5628: display: table-row;
5629: }
5630:
5631: .ListStyleClean,
5632: .ListStyleSimple,
5633: .ListStyleNormal,
5634: .ListStyleNormal_Border,
5635: .ListStyleSpecial
5636: {
5637: /*display:block; */
5638: list-style-position: inside;
5639: list-style-type: none;
5640: overflow: hidden;
5641: padding: 0px;
5642: }
5643:
5644: .ListStyleSimple li,
1.698 harmsja 5645: .ListStyleSimple dd,
1.693 droeschl 5646: .ListStyleNormal li,
1.698 harmsja 5647: .ListStyleNormal dd,
1.693 droeschl 5648: .ListStyleSpecial li,
1.698 harmsja 5649: .ListStyleSpecial dd
1.693 droeschl 5650: {
5651: margin: 0px;
5652: padding: 5px 5px 5px 10px;
5653: clear: both;
5654: }
5655:
1.698 harmsja 5656: .ListStyleClean li,
5657: .ListStyleClean dd {
1.693 droeschl 5658: padding-top: 0px;
5659: padding-bottom: 0px;
5660: }
5661:
1.698 harmsja 5662: .ListStyleSimple dd,
5663: .ListStyleSimple li{
5664: border-bottom: solid 1px $lg_border_color;
1.693 droeschl 5665: }
5666:
1.698 harmsja 5667: .ListStyleSpecial li,
5668: .ListStyleSpecial dd {
1.693 droeschl 5669: list-style-type: none;
5670: background-color: RGB(220, 220, 220);
5671: margin-bottom: 4px;
5672: }
5673:
1.698 harmsja 5674: table.SimpleTable {
5675: margin:5px;
5676: border:solid 1px $lg_border_color;
1.693 droeschl 5677: }
5678:
1.698 harmsja 5679: table.SimpleTable tr {
5680: padding:0px;
5681: border:solid 1px $lg_border_color;
1.693 droeschl 5682: }
5683: table.SimpleTable thead{
1.698 harmsja 5684: background:rgb(220,220,220);
1.693 droeschl 5685: }
5686:
1.698 harmsja 5687: div.columnSection {
1.693 droeschl 5688: display: block;
5689: clear: both;
5690: overflow: hidden;
5691: margin:0px;
5692: }
5693:
1.698 harmsja 5694: div.columnSection>* {
1.693 droeschl 5695: float: left;
5696: margin: 10px 20px 10px 0px;
5697: overflow:hidden;
5698: }
1.698 harmsja 5699: div.columnSection > .ContentBox,
5700: div.columnSection > .ContentBoxSpecial
1.693 droeschl 5701: {
1.698 harmsja 5702: width: 400px;
1.693 droeschl 5703:
5704: }
5705:
1.694 tempelho 5706: .LC_loginpage_container {
5707: text-align:left;
5708: margin : 0 auto;
5709: width:65%;
5710: padding: 10px;
5711: height: auto;
1.712 muellerd 5712: background-color:#FFFFFF;
1.694 tempelho 5713: border:1px solid #CCCCCC;
5714: }
5715:
5716:
5717: .LC_loginpage_loginContainer {
5718: float:left;
1.712 muellerd 5719: width: 182px;
5720: border:1px solid #CCCCCC;
5721: background-color:$loginbg;
1.694 tempelho 5722: }
5723:
1.717 ! tempelho 5724: .LC_loginpage_loginContainer h2{
1.712 muellerd 5725: margin-top:0;
5726: display:block;
5727: background:$bgcol;
5728: color:$textcol;
5729: padding-left:5px;
5730: }
1.694 tempelho 5731: .LC_loginpage_loginInfo {
5732: margin-left:20px;
5733: float:left;
5734: width:30%;
5735: border:1px solid #CCCCCC;
5736: padding:10px;
5737: }
5738:
1.712 muellerd 5739: .LC_loginpage_loginDomain {
5740: margin-right:20px;
5741: width:20%;
5742: float:left;
5743: padding:10px;
5744: }
5745:
1.694 tempelho 5746: .LC_loginpage_space {
5747: clear:both;
5748: margin-bottom:20px;
5749: border-bottom: 1px solid #CCCCCC;
5750: }
5751:
5752: .LC_loginpage_fieldset{
5753: border: 1px solid #CCCCCC;
5754: margin: 0 auto;
5755: }
5756:
5757: .LC_loginpage_legend{
5758: padding: 2px;
5759: margin: 0px;
5760: font-size:14px;
5761: font-weight:bold;
5762: }
5763:
5764:
1.343 albertel 5765: END
5766: }
5767:
1.306 albertel 5768: =pod
5769:
5770: =item * &headtag()
5771:
5772: Returns a uniform footer for LON-CAPA web pages.
5773:
1.307 albertel 5774: Inputs: $title - optional title for the head
5775: $head_extra - optional extra HTML to put inside the <head>
1.315 albertel 5776: $args - optional arguments
1.319 albertel 5777: force_register - if is true call registerurl so the remote is
5778: informed
1.415 albertel 5779: redirect -> array ref of
5780: 1- seconds before redirect occurs
5781: 2- url to redirect to
5782: 3- whether the side effect should occur
1.315 albertel 5783: (side effect of setting
5784: $env{'internal.head.redirect'} to the url
5785: redirected too)
1.352 albertel 5786: domain -> force to color decorate a page for a specific
5787: domain
5788: function -> force usage of a specific rolish color scheme
5789: bgcolor -> override the default page bgcolor
1.460 albertel 5790: no_auto_mt_title
5791: -> prevent &mt()ing the title arg
1.464 albertel 5792:
1.306 albertel 5793: =cut
5794:
5795: sub headtag {
1.313 albertel 5796: my ($title,$head_extra,$args) = @_;
1.306 albertel 5797:
1.363 albertel 5798: my $function = $args->{'function'} || &get_users_function();
5799: my $domain = $args->{'domain'} || &determinedomain();
5800: my $bgcolor = $args->{'bgcolor'} || &designparm($function.'.pgbg',$domain);
1.418 albertel 5801: my $url = join(':',$env{'user.name'},$env{'user.domain'},
1.458 albertel 5802: $Apache::lonnet::perlvar{'lonVersion'},
1.531 albertel 5803: #time(),
1.418 albertel 5804: $env{'environment.color.timestamp'},
1.363 albertel 5805: $function,$domain,$bgcolor);
5806:
1.369 www 5807: $url = '/adm/css/'.&escape($url).'.css';
1.363 albertel 5808:
1.308 albertel 5809: my $result =
5810: '<head>'.
1.461 albertel 5811: &font_settings();
1.319 albertel 5812:
1.461 albertel 5813: if (!$args->{'frameset'}) {
5814: $result .= &Apache::lonhtmlcommon::htmlareaheaders();
5815: }
1.319 albertel 5816: if ($args->{'force_register'}) {
5817: $result .= &Apache::lonmenu::registerurl(1);
5818: }
1.436 albertel 5819: if (!$args->{'no_nav_bar'}
5820: && !$args->{'only_body'}
5821: && !$args->{'frameset'}) {
5822: $result .= &help_menu_js();
5823: }
1.319 albertel 5824:
1.314 albertel 5825: if (ref($args->{'redirect'})) {
1.414 albertel 5826: my ($time,$url,$inhibit_continue) = @{$args->{'redirect'}};
1.315 albertel 5827: $url = &Apache::lonenc::check_encrypt($url);
1.414 albertel 5828: if (!$inhibit_continue) {
5829: $env{'internal.head.redirect'} = $url;
5830: }
1.313 albertel 5831: $result.=<<ADDMETA
5832: <meta http-equiv="pragma" content="no-cache" />
1.344 albertel 5833: <meta http-equiv="Refresh" content="$time; url=$url" />
1.313 albertel 5834: ADDMETA
5835: }
1.306 albertel 5836: if (!defined($title)) {
5837: $title = 'The LearningOnline Network with CAPA';
5838: }
1.460 albertel 5839: if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
5840: $result .= '<title> LON-CAPA '.$title.'</title>'
1.414 albertel 5841: .'<link rel="stylesheet" type="text/css" href="'.$url.'" />'
5842: .$head_extra;
1.306 albertel 5843: return $result;
5844: }
5845:
5846: =pod
5847:
1.340 albertel 5848: =item * &font_settings()
5849:
5850: Returns neccessary <meta> to set the proper encoding
5851:
5852: Inputs: none
5853:
5854: =cut
5855:
5856: sub font_settings {
5857: my $headerstring='';
1.647 www 5858: if (!$env{'browser.mathml'} && $env{'browser.unicode'}) {
1.340 albertel 5859: $headerstring.=
5860: '<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />';
5861: }
5862: return $headerstring;
5863: }
5864:
1.341 albertel 5865: =pod
5866:
5867: =item * &xml_begin()
5868:
5869: Returns the needed doctype and <html>
5870:
5871: Inputs: none
5872:
5873: =cut
5874:
5875: sub xml_begin {
5876: my $output='';
5877:
1.592 albertel 5878: if ($env{'internal.start_page'}==1) {
5879: &Apache::lonhtmlcommon::init_htmlareafields();
5880: }
1.342 albertel 5881:
1.341 albertel 5882: if ($env{'browser.mathml'}) {
5883: $output='<?xml version="1.0"?>'
5884: #.'<?xml-stylesheet type="text/css" href="/adm/MathML/mathml.css"?>'."\n"
5885: # .'<!DOCTYPE html SYSTEM "/adm/MathML/mathml.dtd" '
5886:
5887: # .'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd" [<!ENTITY mathns "http://www.w3.org/1998/Math/MathML">] >'
5888: .'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1 plus MathML 2.0 plus SVG 1.1//EN" "http://www.w3.org/2002/04/xhtml-math-svg/xhtml-math-svg.dtd">'
5889: .'<html xmlns:math="http://www.w3.org/1998/Math/MathML" '
5890: .'xmlns="http://www.w3.org/1999/xhtml">';
5891: } else {
5892: $output='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html>';
5893: }
5894: return $output;
5895: }
1.340 albertel 5896:
5897: =pod
5898:
1.306 albertel 5899: =item * &endheadtag()
5900:
5901: Returns a uniform </head> for LON-CAPA web pages.
5902:
5903: Inputs: none
5904:
5905: =cut
5906:
5907: sub endheadtag {
5908: return '</head>';
5909: }
5910:
5911: =pod
5912:
5913: =item * &head()
5914:
5915: Returns a uniform complete <head>..</head> section for LON-CAPA web pages.
5916:
1.648 raeburn 5917: Inputs:
5918:
5919: =over 4
5920:
5921: $title - optional title for the page
5922:
5923: $head_extra - optional extra HTML to put inside the <head>
5924:
5925: =back
1.405 albertel 5926:
1.306 albertel 5927: =cut
5928:
5929: sub head {
1.325 albertel 5930: my ($title,$head_extra,$args) = @_;
5931: return &headtag($title,$head_extra,$args).&endheadtag();
1.306 albertel 5932: }
5933:
5934: =pod
5935:
5936: =item * &start_page()
5937:
5938: Returns a complete <html> .. <body> section for LON-CAPA web pages.
5939:
1.648 raeburn 5940: Inputs:
5941:
5942: =over 4
5943:
5944: $title - optional title for the page
5945:
5946: $head_extra - optional extra HTML to incude inside the <head>
5947:
5948: $args - additional optional args supported are:
5949:
5950: =over 8
5951:
5952: only_body -> is true will set &bodytag() onlybodytag
1.317 albertel 5953: arg on
1.648 raeburn 5954: no_nav_bar -> is true will set &bodytag() notopbar arg on
5955: add_entries -> additional attributes to add to the <body>
5956: domain -> force to color decorate a page for a
1.317 albertel 5957: specific domain
1.648 raeburn 5958: function -> force usage of a specific rolish color
1.317 albertel 5959: scheme
1.648 raeburn 5960: redirect -> see &headtag()
5961: bgcolor -> override the default page bg color
5962: js_ready -> return a string ready for being used in
1.317 albertel 5963: a javascript writeln
1.648 raeburn 5964: html_encode -> return a string ready for being used in
1.320 albertel 5965: a html attribute
1.648 raeburn 5966: force_register -> if is true will turn on the &bodytag()
1.317 albertel 5967: $forcereg arg
1.648 raeburn 5968: body_title -> alternate text to use instead of $title
1.326 albertel 5969: in the title box that appears, this text
5970: is not auto translated like the $title is
1.648 raeburn 5971: frameset -> if true will start with a <frameset>
1.330 albertel 5972: rather than <body>
1.648 raeburn 5973: no_title -> if true the title bar won't be shown
5974: skip_phases -> hash ref of
1.338 albertel 5975: head -> skip the <html><head> generation
5976: body -> skip all <body> generation
1.648 raeburn 5977: no_inline_link -> if true and in remote mode, don't show the
1.361 albertel 5978: 'Switch To Inline Menu' link
1.648 raeburn 5979: no_auto_mt_title -> prevent &mt()ing the title arg
5980: inherit_jsmath -> when creating popup window in a page,
5981: should it have jsmath forced on by the
5982: current page
1.361 albertel 5983:
1.648 raeburn 5984: =back
1.460 albertel 5985:
1.648 raeburn 5986: =back
1.562 albertel 5987:
1.306 albertel 5988: =cut
5989:
5990: sub start_page {
1.309 albertel 5991: my ($title,$head_extra,$args) = @_;
1.318 albertel 5992: #&Apache::lonnet::logthis("start_page ".join(':',caller(0)));
1.313 albertel 5993: my %head_args;
1.352 albertel 5994: foreach my $arg ('redirect','force_register','domain','function',
1.460 albertel 5995: 'bgcolor','frameset','no_nav_bar','only_body',
5996: 'no_auto_mt_title') {
1.319 albertel 5997: if (defined($args->{$arg})) {
1.324 raeburn 5998: $head_args{$arg} = $args->{$arg};
1.319 albertel 5999: }
1.313 albertel 6000: }
1.319 albertel 6001:
1.315 albertel 6002: $env{'internal.start_page'}++;
1.338 albertel 6003: my $result;
6004: if (! exists($args->{'skip_phases'}{'head'}) ) {
6005: $result.=
1.341 albertel 6006: &xml_begin().
1.338 albertel 6007: &headtag($title,$head_extra,\%head_args).&endheadtag();
6008: }
6009:
6010: if (! exists($args->{'skip_phases'}{'body'}) ) {
6011: if ($args->{'frameset'}) {
6012: my $attr_string = &make_attr_string($args->{'force_register'},
6013: $args->{'add_entries'});
6014: $result .= "\n<frameset $attr_string>\n";
6015: } else {
6016: $result .=
6017: &bodytag($title,
6018: $args->{'function'}, $args->{'add_entries'},
6019: $args->{'only_body'}, $args->{'domain'},
6020: $args->{'force_register'}, $args->{'body_title'},
6021: $args->{'no_nav_bar'}, $args->{'bgcolor'},
1.460 albertel 6022: $args->{'no_title'}, $args->{'no_inline_link'},
6023: $args);
1.338 albertel 6024: }
1.330 albertel 6025: }
1.338 albertel 6026:
1.315 albertel 6027: if ($args->{'js_ready'}) {
1.713 kaisler 6028: $result = &js_ready($result);
1.315 albertel 6029: }
1.320 albertel 6030: if ($args->{'html_encode'}) {
1.713 kaisler 6031: $result = &html_encode($result);
6032: }
6033:
6034: if (exists $args->{'bread_crumbs'}) {
6035: &Apache::lonhtmlcommon::clear_breadcrumbs();
6036: my $temp = $args->{'bread_crumbs'};
6037: foreach my $crumb (@$temp){
6038: &Apache::lonhtmlcommon::add_breadcrumb($crumb);
6039: }
6040: $result .= &Apache::lonhtmlcommon::breadcrumbs();
1.320 albertel 6041: }
1.713 kaisler 6042:
1.315 albertel 6043: return $result;
1.306 albertel 6044: }
6045:
1.330 albertel 6046:
1.306 albertel 6047: =pod
6048:
6049: =item * &head()
6050:
6051: Returns a complete </body></html> section for LON-CAPA web pages.
6052:
1.315 albertel 6053: Inputs: $args - additional optional args supported are:
6054: js_ready -> return a string ready for being used in
6055: a javascript writeln
1.320 albertel 6056: html_encode -> return a string ready for being used in
6057: a html attribute
1.330 albertel 6058: frameset -> if true will start with a <frameset>
6059: rather than <body>
1.493 albertel 6060: dicsussion -> if true will get discussion from
6061: lonxml::xmlend
6062: (you can pass the target and parser arguments
6063: through optional 'target' and 'parser' args
6064: to this routine)
1.306 albertel 6065:
6066: =cut
6067:
6068: sub end_page {
1.315 albertel 6069: my ($args) = @_;
6070: $env{'internal.end_page'}++;
1.330 albertel 6071: my $result;
1.335 albertel 6072: if ($args->{'discussion'}) {
6073: my ($target,$parser);
6074: if (ref($args->{'discussion'})) {
6075: ($target,$parser) =($args->{'discussion'}{'target'},
6076: $args->{'discussion'}{'parser'});
6077: }
6078: $result .= &Apache::lonxml::xmlend($target,$parser);
6079: }
6080:
1.330 albertel 6081: if ($args->{'frameset'}) {
6082: $result .= '</frameset>';
6083: } else {
1.635 raeburn 6084: $result .= &endbodytag($args);
1.330 albertel 6085: }
6086: $result .= "\n</html>";
6087:
1.315 albertel 6088: if ($args->{'js_ready'}) {
1.317 albertel 6089: $result = &js_ready($result);
1.315 albertel 6090: }
1.335 albertel 6091:
1.320 albertel 6092: if ($args->{'html_encode'}) {
6093: $result = &html_encode($result);
6094: }
1.335 albertel 6095:
1.315 albertel 6096: return $result;
6097: }
6098:
1.320 albertel 6099: sub html_encode {
6100: my ($result) = @_;
6101:
1.322 albertel 6102: $result = &HTML::Entities::encode($result,'<>&"');
1.320 albertel 6103:
6104: return $result;
6105: }
1.317 albertel 6106: sub js_ready {
6107: my ($result) = @_;
6108:
1.323 albertel 6109: $result =~ s/[\n\r]/ /xmsg;
6110: $result =~ s/\\/\\\\/xmsg;
6111: $result =~ s/'/\\'/xmsg;
1.372 albertel 6112: $result =~ s{</}{<\\/}xmsg;
1.317 albertel 6113:
6114: return $result;
6115: }
6116:
1.315 albertel 6117: sub validate_page {
6118: if ( exists($env{'internal.start_page'})
1.316 albertel 6119: && $env{'internal.start_page'} > 1) {
6120: &Apache::lonnet::logthis('start_page called multiple times '.
1.318 albertel 6121: $env{'internal.start_page'}.' '.
1.316 albertel 6122: $ENV{'request.filename'});
1.315 albertel 6123: }
6124: if ( exists($env{'internal.end_page'})
1.316 albertel 6125: && $env{'internal.end_page'} > 1) {
6126: &Apache::lonnet::logthis('end_page called multiple times '.
1.318 albertel 6127: $env{'internal.end_page'}.' '.
1.316 albertel 6128: $env{'request.filename'});
1.315 albertel 6129: }
6130: if ( exists($env{'internal.start_page'})
6131: && ! exists($env{'internal.end_page'})) {
1.316 albertel 6132: &Apache::lonnet::logthis('start_page called without end_page '.
6133: $env{'request.filename'});
1.315 albertel 6134: }
6135: if ( ! exists($env{'internal.start_page'})
6136: && exists($env{'internal.end_page'})) {
1.316 albertel 6137: &Apache::lonnet::logthis('end_page called without start_page'.
6138: $env{'request.filename'});
1.315 albertel 6139: }
1.306 albertel 6140: }
1.315 albertel 6141:
1.318 albertel 6142: sub simple_error_page {
6143: my ($r,$title,$msg) = @_;
6144: my $page =
6145: &Apache::loncommon::start_page($title).
6146: &mt($msg).
6147: &Apache::loncommon::end_page();
6148: if (ref($r)) {
6149: $r->print($page);
1.327 albertel 6150: return;
1.318 albertel 6151: }
6152: return $page;
6153: }
1.347 albertel 6154:
6155: {
1.610 albertel 6156: my @row_count;
1.347 albertel 6157: sub start_data_table {
1.422 albertel 6158: my ($add_class) = @_;
6159: my $css_class = (join(' ','LC_data_table',$add_class));
1.610 albertel 6160: unshift(@row_count,0);
1.422 albertel 6161: return '<table class="'.$css_class.'">'."\n";
1.347 albertel 6162: }
6163:
6164: sub end_data_table {
1.610 albertel 6165: shift(@row_count);
1.389 albertel 6166: return '</table>'."\n";;
1.347 albertel 6167: }
6168:
6169: sub start_data_table_row {
1.422 albertel 6170: my ($add_class) = @_;
1.610 albertel 6171: $row_count[0]++;
6172: my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
1.428 albertel 6173: $css_class = (join(' ',$css_class,$add_class));
1.422 albertel 6174: return '<tr class="'.$css_class.'">'."\n";;
1.347 albertel 6175: }
1.471 banghart 6176:
6177: sub continue_data_table_row {
6178: my ($add_class) = @_;
1.610 albertel 6179: my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
1.471 banghart 6180: $css_class = (join(' ',$css_class,$add_class));
6181: return '<tr class="'.$css_class.'">'."\n";;
6182: }
1.347 albertel 6183:
6184: sub end_data_table_row {
1.389 albertel 6185: return '</tr>'."\n";;
1.347 albertel 6186: }
1.367 www 6187:
1.421 albertel 6188: sub start_data_table_empty_row {
1.707 bisitz 6189: # $row_count[0]++;
1.421 albertel 6190: return '<tr class="LC_empty_row" >'."\n";;
6191: }
6192:
6193: sub end_data_table_empty_row {
6194: return '</tr>'."\n";;
6195: }
6196:
1.367 www 6197: sub start_data_table_header_row {
1.389 albertel 6198: return '<tr class="LC_header_row">'."\n";;
1.367 www 6199: }
6200:
6201: sub end_data_table_header_row {
1.389 albertel 6202: return '</tr>'."\n";;
1.367 www 6203: }
1.347 albertel 6204: }
6205:
1.548 albertel 6206: =pod
6207:
6208: =item * &inhibit_menu_check($arg)
6209:
6210: Checks for a inhibitmenu state and generates output to preserve it
6211:
6212: Inputs: $arg - can be any of
6213: - undef - in which case the return value is a string
6214: to add into arguments list of a uri
6215: - 'input' - in which case the return value is a HTML
6216: <form> <input> field of type hidden to
6217: preserve the value
6218: - a url - in which case the return value is the url with
6219: the neccesary cgi args added to preserve the
6220: inhibitmenu state
6221: - a ref to a url - no return value, but the string is
6222: updated to include the neccessary cgi
6223: args to preserve the inhibitmenu state
6224:
6225: =cut
6226:
6227: sub inhibit_menu_check {
6228: my ($arg) = @_;
6229: &get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['inhibitmenu']);
6230: if ($arg eq 'input') {
6231: if ($env{'form.inhibitmenu'}) {
6232: return '<input type="hidden" name="inhibitmenu" value="'.$env{'form.inhibitmenu'}.'" />';
6233: } else {
6234: return
6235: }
6236: }
6237: if ($env{'form.inhibitmenu'}) {
6238: if (ref($arg)) {
6239: $$arg .= '?inhibitmenu='.$env{'form.inhibitmenu'};
6240: } elsif ($arg eq '') {
6241: $arg .= 'inhibitmenu='.$env{'form.inhibitmenu'};
6242: } else {
6243: $arg .= '?inhibitmenu='.$env{'form.inhibitmenu'};
6244: }
6245: }
6246: if (!ref($arg)) {
6247: return $arg;
6248: }
6249: }
6250:
1.251 albertel 6251: ###############################################
1.182 matthew 6252:
6253: =pod
6254:
1.549 albertel 6255: =back
6256:
6257: =head1 User Information Routines
6258:
6259: =over 4
6260:
1.405 albertel 6261: =item * &get_users_function()
1.182 matthew 6262:
6263: Used by &bodytag to determine the current users primary role.
6264: Returns either 'student','coordinator','admin', or 'author'.
6265:
6266: =cut
6267:
6268: ###############################################
6269: sub get_users_function {
6270: my $function = 'student';
1.258 albertel 6271: if ($env{'request.role'}=~/^(cc|in|ta|ep)/) {
1.182 matthew 6272: $function='coordinator';
6273: }
1.258 albertel 6274: if ($env{'request.role'}=~/^(su|dc|ad|li)/) {
1.182 matthew 6275: $function='admin';
6276: }
1.258 albertel 6277: if (($env{'request.role'}=~/^(au|ca)/) ||
1.182 matthew 6278: ($ENV{'REQUEST_URI'}=~/^(\/priv|\~)/)) {
6279: $function='author';
6280: }
6281: return $function;
1.54 www 6282: }
1.99 www 6283:
6284: ###############################################
6285:
1.233 raeburn 6286: =pod
6287:
1.542 raeburn 6288: =item * &check_user_status()
1.274 raeburn 6289:
6290: Determines current status of supplied role for a
6291: specific user. Roles can be active, previous or future.
6292:
6293: Inputs:
6294: user's domain, user's username, course's domain,
1.375 raeburn 6295: course's number, optional section ID.
1.274 raeburn 6296:
6297: Outputs:
6298: role status: active, previous or future.
6299:
6300: =cut
6301:
6302: sub check_user_status {
1.412 raeburn 6303: my ($udom,$uname,$cdom,$crs,$role,$sec) = @_;
1.274 raeburn 6304: my %userinfo = &Apache::lonnet::dump('roles',$udom,$uname);
6305: my @uroles = keys %userinfo;
6306: my $srchstr;
6307: my $active_chk = 'none';
1.412 raeburn 6308: my $now = time;
1.274 raeburn 6309: if (@uroles > 0) {
1.412 raeburn 6310: if (($role eq 'cc') || ($sec eq '') || (!defined($sec))) {
1.274 raeburn 6311: $srchstr = '/'.$cdom.'/'.$crs.'_'.$role;
6312: } else {
1.412 raeburn 6313: $srchstr = '/'.$cdom.'/'.$crs.'/'.$sec.'_'.$role;
6314: }
6315: if (grep/^\Q$srchstr\E$/,@uroles) {
1.274 raeburn 6316: my $role_end = 0;
6317: my $role_start = 0;
6318: $active_chk = 'active';
1.412 raeburn 6319: if ($userinfo{$srchstr} =~ m/^\Q$role\E_(\d+)/) {
6320: $role_end = $1;
6321: if ($userinfo{$srchstr} =~ m/^\Q$role\E_\Q$role_end\E_(\d+)$/) {
6322: $role_start = $1;
1.274 raeburn 6323: }
6324: }
6325: if ($role_start > 0) {
1.412 raeburn 6326: if ($now < $role_start) {
1.274 raeburn 6327: $active_chk = 'future';
6328: }
6329: }
6330: if ($role_end > 0) {
1.412 raeburn 6331: if ($now > $role_end) {
1.274 raeburn 6332: $active_chk = 'previous';
6333: }
6334: }
6335: }
6336: }
6337: return $active_chk;
6338: }
6339:
6340: ###############################################
6341:
6342: =pod
6343:
1.405 albertel 6344: =item * &get_sections()
1.233 raeburn 6345:
6346: Determines all the sections for a course including
6347: sections with students and sections containing other roles.
1.419 raeburn 6348: Incoming parameters:
6349:
6350: 1. domain
6351: 2. course number
6352: 3. reference to array containing roles for which sections should
6353: be gathered (optional).
6354: 4. reference to array containing status types for which sections
6355: should be gathered (optional).
6356:
6357: If the third argument is undefined, sections are gathered for any role.
6358: If the fourth argument is undefined, sections are gathered for any status.
6359: Permissible values are 'active' or 'future' or 'previous'.
1.233 raeburn 6360:
1.374 raeburn 6361: Returns section hash (keys are section IDs, values are
6362: number of users in each section), subject to the
1.419 raeburn 6363: optional roles filter, optional status filter
1.233 raeburn 6364:
6365: =cut
6366:
6367: ###############################################
6368: sub get_sections {
1.419 raeburn 6369: my ($cdom,$cnum,$possible_roles,$possible_status) = @_;
1.366 albertel 6370: if (!defined($cdom) || !defined($cnum)) {
6371: my $cid = $env{'request.course.id'};
6372:
6373: return if (!defined($cid));
6374:
6375: $cdom = $env{'course.'.$cid.'.domain'};
6376: $cnum = $env{'course.'.$cid.'.num'};
6377: }
6378:
6379: my %sectioncount;
1.419 raeburn 6380: my $now = time;
1.240 albertel 6381:
1.366 albertel 6382: if (!defined($possible_roles) || (grep(/^st$/,@$possible_roles))) {
1.276 albertel 6383: my ($classlist) = &Apache::loncoursedata::get_classlist($cdom,$cnum);
1.240 albertel 6384: my $sec_index = &Apache::loncoursedata::CL_SECTION();
6385: my $status_index = &Apache::loncoursedata::CL_STATUS();
1.419 raeburn 6386: my $start_index = &Apache::loncoursedata::CL_START();
6387: my $end_index = &Apache::loncoursedata::CL_END();
6388: my $status;
1.366 albertel 6389: while (my ($student,$data) = each(%$classlist)) {
1.419 raeburn 6390: my ($section,$stu_status,$start,$end) = ($data->[$sec_index],
6391: $data->[$status_index],
6392: $data->[$start_index],
6393: $data->[$end_index]);
6394: if ($stu_status eq 'Active') {
6395: $status = 'active';
6396: } elsif ($end < $now) {
6397: $status = 'previous';
6398: } elsif ($start > $now) {
6399: $status = 'future';
6400: }
6401: if ($section ne '-1' && $section !~ /^\s*$/) {
6402: if ((!defined($possible_status)) || (($status ne '') &&
6403: (grep/^\Q$status\E$/,@{$possible_status}))) {
6404: $sectioncount{$section}++;
6405: }
1.240 albertel 6406: }
6407: }
6408: }
6409: my %courseroles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
6410: foreach my $user (sort(keys(%courseroles))) {
6411: if ($user !~ /^(\w{2})/) { next; }
6412: my ($role) = ($user =~ /^(\w{2})/);
6413: if ($possible_roles && !(grep(/^$role$/,@$possible_roles))) { next; }
1.419 raeburn 6414: my ($section,$status);
1.240 albertel 6415: if ($role eq 'cr' &&
6416: $user =~ m-^$role/[^/]*/[^/]*/[^/]*:[^:]*:[^:]*:(\w+)-) {
6417: $section=$1;
6418: }
6419: if ($user =~ /^$role:[^:]*:[^:]*:(\w+)/) { $section=$1; }
6420: if (!defined($section) || $section eq '-1') { next; }
1.419 raeburn 6421: my ($end,$start) = ($courseroles{$user} =~ /^([^:]*):([^:]*)$/);
6422: if ($end == -1 && $start == -1) {
6423: next; #deleted role
6424: }
6425: if (!defined($possible_status)) {
6426: $sectioncount{$section}++;
6427: } else {
6428: if ((!$end || $end >= $now) && (!$start || $start <= $now)) {
6429: $status = 'active';
6430: } elsif ($end < $now) {
6431: $status = 'future';
6432: } elsif ($start > $now) {
6433: $status = 'previous';
6434: }
6435: if (($status ne '') && (grep/^\Q$status\E$/,@{$possible_status})) {
6436: $sectioncount{$section}++;
6437: }
6438: }
1.233 raeburn 6439: }
1.366 albertel 6440: return %sectioncount;
1.233 raeburn 6441: }
6442:
1.274 raeburn 6443: ###############################################
1.294 raeburn 6444:
6445: =pod
1.405 albertel 6446:
6447: =item * &get_course_users()
6448:
1.275 raeburn 6449: Retrieves usernames:domains for users in the specified course
6450: with specific role(s), and access status.
6451:
6452: Incoming parameters:
1.277 albertel 6453: 1. course domain
6454: 2. course number
6455: 3. access status: users must have - either active,
1.275 raeburn 6456: previous, future, or all.
1.277 albertel 6457: 4. reference to array of permissible roles
1.288 raeburn 6458: 5. reference to array of section restrictions (optional)
6459: 6. reference to results object (hash of hashes).
6460: 7. reference to optional userdata hash
1.609 raeburn 6461: 8. reference to optional statushash
1.630 raeburn 6462: 9. flag if privileged users (except those set to unhide in
6463: course settings) should be excluded
1.609 raeburn 6464: Keys of top level results hash are roles.
1.275 raeburn 6465: Keys of inner hashes are username:domain, with
6466: values set to access type.
1.288 raeburn 6467: Optional userdata hash returns an array with arguments in the
6468: same order as loncoursedata::get_classlist() for student data.
6469:
1.609 raeburn 6470: Optional statushash returns
6471:
1.288 raeburn 6472: Entries for end, start, section and status are blank because
6473: of the possibility of multiple values for non-student roles.
6474:
1.275 raeburn 6475: =cut
1.405 albertel 6476:
1.275 raeburn 6477: ###############################################
1.405 albertel 6478:
1.275 raeburn 6479: sub get_course_users {
1.630 raeburn 6480: my ($cdom,$cnum,$types,$roles,$sections,$users,$userdata,$statushash,$hidepriv) = @_;
1.288 raeburn 6481: my %idx = ();
1.419 raeburn 6482: my %seclists;
1.288 raeburn 6483:
6484: $idx{udom} = &Apache::loncoursedata::CL_SDOM();
6485: $idx{uname} = &Apache::loncoursedata::CL_SNAME();
6486: $idx{end} = &Apache::loncoursedata::CL_END();
6487: $idx{start} = &Apache::loncoursedata::CL_START();
6488: $idx{id} = &Apache::loncoursedata::CL_ID();
6489: $idx{section} = &Apache::loncoursedata::CL_SECTION();
6490: $idx{fullname} = &Apache::loncoursedata::CL_FULLNAME();
6491: $idx{status} = &Apache::loncoursedata::CL_STATUS();
6492:
1.290 albertel 6493: if (grep(/^st$/,@{$roles})) {
1.276 albertel 6494: my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist($cdom,$cnum);
1.278 raeburn 6495: my $now = time;
1.277 albertel 6496: foreach my $student (keys(%{$classlist})) {
1.288 raeburn 6497: my $match = 0;
1.412 raeburn 6498: my $secmatch = 0;
1.419 raeburn 6499: my $section = $$classlist{$student}[$idx{section}];
1.609 raeburn 6500: my $status = $$classlist{$student}[$idx{status}];
1.419 raeburn 6501: if ($section eq '') {
6502: $section = 'none';
6503: }
1.291 albertel 6504: if ((ref($sections) eq 'ARRAY') && (@{$sections} > 0)) {
1.420 albertel 6505: if (grep(/^all$/,@{$sections})) {
1.412 raeburn 6506: $secmatch = 1;
6507: } elsif ($$classlist{$student}[$idx{section}] eq '') {
1.420 albertel 6508: if (grep(/^none$/,@{$sections})) {
1.412 raeburn 6509: $secmatch = 1;
6510: }
6511: } else {
1.419 raeburn 6512: if (grep(/^\Q$section\E$/,@{$sections})) {
1.412 raeburn 6513: $secmatch = 1;
6514: }
1.290 albertel 6515: }
1.412 raeburn 6516: if (!$secmatch) {
6517: next;
6518: }
1.419 raeburn 6519: }
1.275 raeburn 6520: if (defined($$types{'active'})) {
1.288 raeburn 6521: if ($$classlist{$student}[$idx{status}] eq 'Active') {
1.275 raeburn 6522: push(@{$$users{st}{$student}},'active');
1.288 raeburn 6523: $match = 1;
1.275 raeburn 6524: }
6525: }
6526: if (defined($$types{'previous'})) {
1.609 raeburn 6527: if ($$classlist{$student}[$idx{status}] eq 'Expired') {
1.275 raeburn 6528: push(@{$$users{st}{$student}},'previous');
1.288 raeburn 6529: $match = 1;
1.275 raeburn 6530: }
6531: }
6532: if (defined($$types{'future'})) {
1.609 raeburn 6533: if ($$classlist{$student}[$idx{status}] eq 'Future') {
1.275 raeburn 6534: push(@{$$users{st}{$student}},'future');
1.288 raeburn 6535: $match = 1;
1.275 raeburn 6536: }
6537: }
1.609 raeburn 6538: if ($match) {
6539: push(@{$seclists{$student}},$section);
6540: if (ref($userdata) eq 'HASH') {
6541: $$userdata{$student} = $$classlist{$student};
6542: }
6543: if (ref($statushash) eq 'HASH') {
6544: $statushash->{$student}{'st'}{$section} = $status;
6545: }
1.288 raeburn 6546: }
1.275 raeburn 6547: }
6548: }
1.412 raeburn 6549: if ((@{$roles} > 1) || ((@{$roles} == 1) && ($$roles[0] ne "st"))) {
1.439 raeburn 6550: my %coursepersonnel = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
6551: my $now = time;
1.609 raeburn 6552: my %displaystatus = ( previous => 'Expired',
6553: active => 'Active',
6554: future => 'Future',
6555: );
1.630 raeburn 6556: my %nothide;
6557: if ($hidepriv) {
6558: my %coursehash=&Apache::lonnet::coursedescription($cdom.'_'.$cnum);
6559: foreach my $user (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) {
6560: if ($user !~ /:/) {
6561: $nothide{join(':',split(/[\@]/,$user))}=1;
6562: } else {
6563: $nothide{$user} = 1;
6564: }
6565: }
6566: }
1.439 raeburn 6567: foreach my $person (sort(keys(%coursepersonnel))) {
1.288 raeburn 6568: my $match = 0;
1.412 raeburn 6569: my $secmatch = 0;
1.439 raeburn 6570: my $status;
1.412 raeburn 6571: my ($role,$user,$usec) = ($person =~ /^([^:]*):([^:]+:[^:]+):([^:]*)/);
1.275 raeburn 6572: $user =~ s/:$//;
1.439 raeburn 6573: my ($end,$start) = split(/:/,$coursepersonnel{$person});
6574: if ($end == -1 || $start == -1) {
6575: next;
6576: }
6577: if (($role) && ((grep(/^\Q$role\E$/,@{$roles})) ||
6578: (grep(/^cr$/,@{$roles}) && $role =~ /^cr\//))) {
1.412 raeburn 6579: my ($uname,$udom) = split(/:/,$user);
6580: if ((ref($sections) eq 'ARRAY') && (@{$sections} > 0)) {
1.420 albertel 6581: if (grep(/^all$/,@{$sections})) {
1.412 raeburn 6582: $secmatch = 1;
6583: } elsif ($usec eq '') {
1.420 albertel 6584: if (grep(/^none$/,@{$sections})) {
1.412 raeburn 6585: $secmatch = 1;
6586: }
6587: } else {
6588: if (grep(/^\Q$usec\E$/,@{$sections})) {
6589: $secmatch = 1;
6590: }
6591: }
6592: if (!$secmatch) {
6593: next;
6594: }
1.288 raeburn 6595: }
1.419 raeburn 6596: if ($usec eq '') {
6597: $usec = 'none';
6598: }
1.275 raeburn 6599: if ($uname ne '' && $udom ne '') {
1.630 raeburn 6600: if ($hidepriv) {
6601: if ((&Apache::lonnet::privileged($uname,$udom)) &&
6602: (!$nothide{$uname.':'.$udom})) {
6603: next;
6604: }
6605: }
1.503 raeburn 6606: if ($end > 0 && $end < $now) {
1.439 raeburn 6607: $status = 'previous';
6608: } elsif ($start > $now) {
6609: $status = 'future';
6610: } else {
6611: $status = 'active';
6612: }
1.277 albertel 6613: foreach my $type (keys(%{$types})) {
1.275 raeburn 6614: if ($status eq $type) {
1.420 albertel 6615: if (!grep(/^\Q$type\E$/,@{$$users{$role}{$user}})) {
1.419 raeburn 6616: push(@{$$users{$role}{$user}},$type);
6617: }
1.288 raeburn 6618: $match = 1;
6619: }
6620: }
1.419 raeburn 6621: if (($match) && (ref($userdata) eq 'HASH')) {
6622: if (!exists($$userdata{$uname.':'.$udom})) {
6623: &get_user_info($udom,$uname,\%idx,$userdata);
6624: }
1.420 albertel 6625: if (!grep(/^\Q$usec\E$/,@{$seclists{$uname.':'.$udom}})) {
1.419 raeburn 6626: push(@{$seclists{$uname.':'.$udom}},$usec);
6627: }
1.609 raeburn 6628: if (ref($statushash) eq 'HASH') {
6629: $statushash->{$uname.':'.$udom}{$role}{$usec} = $displaystatus{$status};
6630: }
1.275 raeburn 6631: }
6632: }
6633: }
6634: }
1.290 albertel 6635: if (grep(/^ow$/,@{$roles})) {
1.279 raeburn 6636: if ((defined($cdom)) && (defined($cnum))) {
6637: my %csettings = &Apache::lonnet::get('environment',['internal.courseowner'],$cdom,$cnum);
6638: if ( defined($csettings{'internal.courseowner'}) ) {
6639: my $owner = $csettings{'internal.courseowner'};
1.609 raeburn 6640: next if ($owner eq '');
6641: my ($ownername,$ownerdom);
6642: if ($owner =~ /^([^:]+):([^:]+)$/) {
6643: $ownername = $1;
6644: $ownerdom = $2;
6645: } else {
6646: $ownername = $owner;
6647: $ownerdom = $cdom;
6648: $owner = $ownername.':'.$ownerdom;
1.439 raeburn 6649: }
6650: @{$$users{'ow'}{$owner}} = 'any';
1.290 albertel 6651: if (defined($userdata) &&
1.609 raeburn 6652: !exists($$userdata{$owner})) {
6653: &get_user_info($ownerdom,$ownername,\%idx,$userdata);
6654: if (!grep(/^none$/,@{$seclists{$owner}})) {
6655: push(@{$seclists{$owner}},'none');
6656: }
6657: if (ref($statushash) eq 'HASH') {
6658: $statushash->{$owner}{'ow'}{'none'} = 'Any';
1.419 raeburn 6659: }
1.290 albertel 6660: }
1.279 raeburn 6661: }
6662: }
6663: }
1.419 raeburn 6664: foreach my $user (keys(%seclists)) {
6665: @{$seclists{$user}} = (sort {$a <=> $b} @{$seclists{$user}});
6666: $$userdata{$user}[$idx{section}] = join(',',@{$seclists{$user}});
6667: }
1.275 raeburn 6668: }
6669: return;
6670: }
6671:
1.288 raeburn 6672: sub get_user_info {
6673: my ($udom,$uname,$idx,$userdata) = @_;
1.289 albertel 6674: $$userdata{$uname.':'.$udom}[$$idx{fullname}] =
6675: &plainname($uname,$udom,'lastname');
1.291 albertel 6676: $$userdata{$uname.':'.$udom}[$$idx{uname}] = $uname;
1.297 raeburn 6677: $$userdata{$uname.':'.$udom}[$$idx{udom}] = $udom;
1.609 raeburn 6678: my %idhash = &Apache::lonnet::idrget($udom,($uname));
6679: $$userdata{$uname.':'.$udom}[$$idx{id}] = $idhash{$uname};
1.288 raeburn 6680: return;
6681: }
1.275 raeburn 6682:
1.472 raeburn 6683: ###############################################
6684:
6685: =pod
6686:
6687: =item * &get_user_quota()
6688:
6689: Retrieves quota assigned for storage of portfolio files for a user
6690:
6691: Incoming parameters:
6692: 1. user's username
6693: 2. user's domain
6694:
6695: Returns:
1.536 raeburn 6696: 1. Disk quota (in Mb) assigned to student.
6697: 2. (Optional) Type of setting: custom or default
6698: (individually assigned or default for user's
6699: institutional status).
6700: 3. (Optional) - User's institutional status (e.g., faculty, staff
6701: or student - types as defined in localenroll::inst_usertypes
6702: for user's domain, which determines default quota for user.
6703: 4. (Optional) - Default quota which would apply to the user.
1.472 raeburn 6704:
6705: If a value has been stored in the user's environment,
1.536 raeburn 6706: it will return that, otherwise it returns the maximal default
6707: defined for the user's instituional status(es) in the domain.
1.472 raeburn 6708:
6709: =cut
6710:
6711: ###############################################
6712:
6713:
6714: sub get_user_quota {
6715: my ($uname,$udom) = @_;
1.536 raeburn 6716: my ($quota,$quotatype,$settingstatus,$defquota);
1.472 raeburn 6717: if (!defined($udom)) {
6718: $udom = $env{'user.domain'};
6719: }
6720: if (!defined($uname)) {
6721: $uname = $env{'user.name'};
6722: }
6723: if (($udom eq '' || $uname eq '') ||
6724: ($udom eq 'public') && ($uname eq 'public')) {
6725: $quota = 0;
1.536 raeburn 6726: $quotatype = 'default';
6727: $defquota = 0;
1.472 raeburn 6728: } else {
1.536 raeburn 6729: my $inststatus;
1.472 raeburn 6730: if ($udom eq $env{'user.domain'} && $uname eq $env{'user.name'}) {
6731: $quota = $env{'environment.portfolioquota'};
1.536 raeburn 6732: $inststatus = $env{'environment.inststatus'};
1.472 raeburn 6733: } else {
1.536 raeburn 6734: my %userenv =
6735: &Apache::lonnet::get('environment',['portfolioquota',
6736: 'inststatus'],$udom,$uname);
1.472 raeburn 6737: my ($tmp) = keys(%userenv);
6738: if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
6739: $quota = $userenv{'portfolioquota'};
1.536 raeburn 6740: $inststatus = $userenv{'inststatus'};
1.472 raeburn 6741: } else {
6742: undef(%userenv);
6743: }
6744: }
1.536 raeburn 6745: ($defquota,$settingstatus) = &default_quota($udom,$inststatus);
1.472 raeburn 6746: if ($quota eq '') {
1.536 raeburn 6747: $quota = $defquota;
6748: $quotatype = 'default';
6749: } else {
6750: $quotatype = 'custom';
1.472 raeburn 6751: }
6752: }
1.536 raeburn 6753: if (wantarray) {
6754: return ($quota,$quotatype,$settingstatus,$defquota);
6755: } else {
6756: return $quota;
6757: }
1.472 raeburn 6758: }
6759:
6760: ###############################################
6761:
6762: =pod
6763:
6764: =item * &default_quota()
6765:
1.536 raeburn 6766: Retrieves default quota assigned for storage of user portfolio files,
6767: given an (optional) user's institutional status.
1.472 raeburn 6768:
6769: Incoming parameters:
6770: 1. domain
1.536 raeburn 6771: 2. (Optional) institutional status(es). This is a : separated list of
6772: status types (e.g., faculty, staff, student etc.)
6773: which apply to the user for whom the default is being retrieved.
6774: If the institutional status string in undefined, the domain
6775: default quota will be returned.
1.472 raeburn 6776:
6777: Returns:
6778: 1. Default disk quota (in Mb) for user portfolios in the domain.
1.536 raeburn 6779: 2. (Optional) institutional type which determined the value of the
6780: default quota.
1.472 raeburn 6781:
6782: If a value has been stored in the domain's configuration db,
6783: it will return that, otherwise it returns 20 (for backwards
6784: compatibility with domains which have not set up a configuration
6785: db file; the original statically defined portfolio quota was 20 Mb).
6786:
1.536 raeburn 6787: If the user's status includes multiple types (e.g., staff and student),
6788: the largest default quota which applies to the user determines the
6789: default quota returned.
6790:
1.472 raeburn 6791: =cut
6792:
6793: ###############################################
6794:
6795:
6796: sub default_quota {
1.536 raeburn 6797: my ($udom,$inststatus) = @_;
6798: my ($defquota,$settingstatus);
6799: my %quotahash = &Apache::lonnet::get_dom('configuration',
1.622 raeburn 6800: ['quotas'],$udom);
6801: if (ref($quotahash{'quotas'}) eq 'HASH') {
1.536 raeburn 6802: if ($inststatus ne '') {
6803: my @statuses = split(/:/,$inststatus);
6804: foreach my $item (@statuses) {
1.711 raeburn 6805: if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {
6806: if ($quotahash{'quotas'}{'defaultquota'}{$item} ne '') {
6807: if ($defquota eq '') {
6808: $defquota = $quotahash{'quotas'}{'defaultquota'}{$item};
6809: $settingstatus = $item;
6810: } elsif ($quotahash{'quotas'}{'defaultquota'}{$item} > $defquota) {
6811: $defquota = $quotahash{'quotas'}{'defaultquota'}{$item};
6812: $settingstatus = $item;
6813: }
6814: }
6815: } else {
6816: if ($quotahash{'quotas'}{$item} ne '') {
6817: if ($defquota eq '') {
6818: $defquota = $quotahash{'quotas'}{$item};
6819: $settingstatus = $item;
6820: } elsif ($quotahash{'quotas'}{$item} > $defquota) {
6821: $defquota = $quotahash{'quotas'}{$item};
6822: $settingstatus = $item;
6823: }
1.536 raeburn 6824: }
6825: }
6826: }
6827: }
6828: if ($defquota eq '') {
1.711 raeburn 6829: if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {
6830: $defquota = $quotahash{'quotas'}{'defaultquota'}{'default'};
6831: } else {
6832: $defquota = $quotahash{'quotas'}{'default'};
6833: }
1.536 raeburn 6834: $settingstatus = 'default';
6835: }
6836: } else {
6837: $settingstatus = 'default';
6838: $defquota = 20;
6839: }
6840: if (wantarray) {
6841: return ($defquota,$settingstatus);
1.472 raeburn 6842: } else {
1.536 raeburn 6843: return $defquota;
1.472 raeburn 6844: }
6845: }
6846:
1.384 raeburn 6847: sub get_secgrprole_info {
6848: my ($cdom,$cnum,$needroles,$type) = @_;
6849: my %sections_count = &get_sections($cdom,$cnum);
6850: my @sections = (sort {$a <=> $b} keys(%sections_count));
6851: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
6852: my @groups = sort(keys(%curr_groups));
6853: my $allroles = [];
6854: my $rolehash;
6855: my $accesshash = {
6856: active => 'Currently has access',
6857: future => 'Will have future access',
6858: previous => 'Previously had access',
6859: };
6860: if ($needroles) {
6861: $rolehash = {'all' => 'all'};
1.385 albertel 6862: my %user_roles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
6863: if (&Apache::lonnet::error(%user_roles)) {
6864: undef(%user_roles);
6865: }
6866: foreach my $item (keys(%user_roles)) {
1.384 raeburn 6867: my ($role)=split(/\:/,$item,2);
6868: if ($role eq 'cr') { next; }
6869: if ($role =~ /^cr/) {
6870: $$rolehash{$role} = (split('/',$role))[3];
6871: } else {
6872: $$rolehash{$role} = &Apache::lonnet::plaintext($role,$type);
6873: }
6874: }
6875: foreach my $key (sort(keys(%{$rolehash}))) {
6876: push(@{$allroles},$key);
6877: }
6878: push (@{$allroles},'st');
6879: $$rolehash{'st'} = &Apache::lonnet::plaintext('st',$type);
6880: }
6881: return (\@sections,\@groups,$allroles,$rolehash,$accesshash);
6882: }
6883:
1.555 raeburn 6884: sub user_picker {
1.627 raeburn 6885: my ($dom,$srch,$forcenewuser,$caller,$cancreate,$usertype) = @_;
1.555 raeburn 6886: my $currdom = $dom;
6887: my %curr_selected = (
6888: srchin => 'dom',
1.580 raeburn 6889: srchby => 'lastname',
1.555 raeburn 6890: );
6891: my $srchterm;
1.625 raeburn 6892: if ((ref($srch) eq 'HASH') && ($env{'form.origform'} ne 'crtusername')) {
1.555 raeburn 6893: if ($srch->{'srchby'} ne '') {
6894: $curr_selected{'srchby'} = $srch->{'srchby'};
6895: }
6896: if ($srch->{'srchin'} ne '') {
6897: $curr_selected{'srchin'} = $srch->{'srchin'};
6898: }
6899: if ($srch->{'srchtype'} ne '') {
6900: $curr_selected{'srchtype'} = $srch->{'srchtype'};
6901: }
6902: if ($srch->{'srchdomain'} ne '') {
6903: $currdom = $srch->{'srchdomain'};
6904: }
6905: $srchterm = $srch->{'srchterm'};
6906: }
6907: my %lt=&Apache::lonlocal::texthash(
1.573 raeburn 6908: 'usr' => 'Search criteria',
1.563 raeburn 6909: 'doma' => 'Domain/institution to search',
1.558 albertel 6910: 'uname' => 'username',
6911: 'lastname' => 'last name',
1.555 raeburn 6912: 'lastfirst' => 'last name, first name',
1.558 albertel 6913: 'crs' => 'in this course',
1.576 raeburn 6914: 'dom' => 'in selected LON-CAPA domain',
1.558 albertel 6915: 'alc' => 'all LON-CAPA',
1.573 raeburn 6916: 'instd' => 'in institutional directory for selected domain',
1.558 albertel 6917: 'exact' => 'is',
6918: 'contains' => 'contains',
1.569 raeburn 6919: 'begins' => 'begins with',
1.571 raeburn 6920: 'youm' => "You must include some text to search for.",
6921: 'thte' => "The text you are searching for must contain at least two characters when using a 'begins' type search.",
6922: 'thet' => "The text you are searching for must contain at least three characters when using a 'contains' type search.",
6923: 'yomc' => "You must choose a domain when using an institutional directory search.",
6924: 'ymcd' => "You must choose a domain when using a domain search.",
6925: 'whus' => "When using searching by last,first you must include a comma as separator between last name and first name.",
6926: 'whse' => "When searching by last,first you must include at least one character in the first name.",
6927: 'thfo' => "The following need to be corrected before the search can be run:",
1.555 raeburn 6928: );
1.563 raeburn 6929: my $domform = &select_dom_form($currdom,'srchdomain',1,1);
6930: my $srchinsel = ' <select name="srchin">';
1.555 raeburn 6931:
6932: my @srchins = ('crs','dom','alc','instd');
6933:
6934: foreach my $option (@srchins) {
6935: # FIXME 'alc' option unavailable until
6936: # loncreateuser::print_user_query_page()
6937: # has been completed.
6938: next if ($option eq 'alc');
6939: next if ($option eq 'crs' && !$env{'request.course.id'});
1.563 raeburn 6940: if ($curr_selected{'srchin'} eq $option) {
6941: $srchinsel .= '
6942: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
6943: } else {
6944: $srchinsel .= '
6945: <option value="'.$option.'">'.$lt{$option}.'</option>';
6946: }
1.555 raeburn 6947: }
1.563 raeburn 6948: $srchinsel .= "\n </select>\n";
1.555 raeburn 6949:
6950: my $srchbysel = ' <select name="srchby">';
1.580 raeburn 6951: foreach my $option ('lastname','lastfirst','uname') {
1.555 raeburn 6952: if ($curr_selected{'srchby'} eq $option) {
6953: $srchbysel .= '
6954: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
6955: } else {
6956: $srchbysel .= '
6957: <option value="'.$option.'">'.$lt{$option}.'</option>';
6958: }
6959: }
6960: $srchbysel .= "\n </select>\n";
6961:
6962: my $srchtypesel = ' <select name="srchtype">';
1.580 raeburn 6963: foreach my $option ('begins','contains','exact') {
1.555 raeburn 6964: if ($curr_selected{'srchtype'} eq $option) {
6965: $srchtypesel .= '
6966: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
6967: } else {
6968: $srchtypesel .= '
6969: <option value="'.$option.'">'.$lt{$option}.'</option>';
6970: }
6971: }
6972: $srchtypesel .= "\n </select>\n";
6973:
1.558 albertel 6974: my ($newuserscript,$new_user_create);
1.556 raeburn 6975:
6976: if ($forcenewuser) {
1.576 raeburn 6977: if (ref($srch) eq 'HASH') {
6978: if ($srch->{'srchby'} eq 'uname' && $srch->{'srchtype'} eq 'exact' && $srch->{'srchin'} eq 'dom' && $srch->{'srchdomain'} eq $env{'request.role.domain'}) {
1.627 raeburn 6979: if ($cancreate) {
6980: $new_user_create = '<p> <input type="submit" name="forcenew" value="'.&HTML::Entities::encode(&mt('Make new user "[_1]"',$srchterm),'<>&"').'" onclick="javascript:setSearch(\'1\','.$caller.');" /> </p>';
6981: } else {
6982: my $helplink = ' href="javascript:helpMenu('."'display'".')"';
6983: my %usertypetext = (
6984: official => 'institutional',
6985: unofficial => 'non-institutional',
6986: );
6987: $new_user_create = '<br /><span class="LC_warning">'.&mt("You are not authorized to create new $usertypetext{$usertype} users in this domain.").' '.&mt('Contact the <a[_1]>helpdesk</a> for assistance.',$helplink).'</span><br /><br />';
6988: }
1.576 raeburn 6989: }
6990: }
6991:
1.556 raeburn 6992: $newuserscript = <<"ENDSCRIPT";
6993:
1.570 raeburn 6994: function setSearch(createnew,callingForm) {
1.556 raeburn 6995: if (createnew == 1) {
1.570 raeburn 6996: for (var i=0; i<callingForm.srchby.length; i++) {
6997: if (callingForm.srchby.options[i].value == 'uname') {
6998: callingForm.srchby.selectedIndex = i;
1.556 raeburn 6999: }
7000: }
1.570 raeburn 7001: for (var i=0; i<callingForm.srchin.length; i++) {
7002: if ( callingForm.srchin.options[i].value == 'dom') {
7003: callingForm.srchin.selectedIndex = i;
1.556 raeburn 7004: }
7005: }
1.570 raeburn 7006: for (var i=0; i<callingForm.srchtype.length; i++) {
7007: if (callingForm.srchtype.options[i].value == 'exact') {
7008: callingForm.srchtype.selectedIndex = i;
1.556 raeburn 7009: }
7010: }
1.570 raeburn 7011: for (var i=0; i<callingForm.srchdomain.length; i++) {
7012: if (callingForm.srchdomain.options[i].value == '$env{'request.role.domain'}') {
7013: callingForm.srchdomain.selectedIndex = i;
1.556 raeburn 7014: }
7015: }
7016: }
7017: }
7018: ENDSCRIPT
1.558 albertel 7019:
1.556 raeburn 7020: }
7021:
1.555 raeburn 7022: my $output = <<"END_BLOCK";
1.556 raeburn 7023: <script type="text/javascript">
1.570 raeburn 7024: function validateEntry(callingForm) {
1.558 albertel 7025:
1.556 raeburn 7026: var checkok = 1;
1.558 albertel 7027: var srchin;
1.570 raeburn 7028: for (var i=0; i<callingForm.srchin.length; i++) {
7029: if ( callingForm.srchin[i].checked ) {
7030: srchin = callingForm.srchin[i].value;
1.558 albertel 7031: }
7032: }
7033:
1.570 raeburn 7034: var srchtype = callingForm.srchtype.options[callingForm.srchtype.selectedIndex].value;
7035: var srchby = callingForm.srchby.options[callingForm.srchby.selectedIndex].value;
7036: var srchdomain = callingForm.srchdomain.options[callingForm.srchdomain.selectedIndex].value;
7037: var srchterm = callingForm.srchterm.value;
7038: var srchin = callingForm.srchin.options[callingForm.srchin.selectedIndex].value;
1.556 raeburn 7039: var msg = "";
7040:
7041: if (srchterm == "") {
7042: checkok = 0;
1.571 raeburn 7043: msg += "$lt{'youm'}\\n";
1.556 raeburn 7044: }
7045:
1.569 raeburn 7046: if (srchtype== 'begins') {
7047: if (srchterm.length < 2) {
7048: checkok = 0;
1.571 raeburn 7049: msg += "$lt{'thte'}\\n";
1.569 raeburn 7050: }
7051: }
7052:
1.556 raeburn 7053: if (srchtype== 'contains') {
7054: if (srchterm.length < 3) {
7055: checkok = 0;
1.571 raeburn 7056: msg += "$lt{'thet'}\\n";
1.556 raeburn 7057: }
7058: }
7059: if (srchin == 'instd') {
7060: if (srchdomain == '') {
7061: checkok = 0;
1.571 raeburn 7062: msg += "$lt{'yomc'}\\n";
1.556 raeburn 7063: }
7064: }
7065: if (srchin == 'dom') {
7066: if (srchdomain == '') {
7067: checkok = 0;
1.571 raeburn 7068: msg += "$lt{'ymcd'}\\n";
1.556 raeburn 7069: }
7070: }
7071: if (srchby == 'lastfirst') {
7072: if (srchterm.indexOf(",") == -1) {
7073: checkok = 0;
1.571 raeburn 7074: msg += "$lt{'whus'}\\n";
1.556 raeburn 7075: }
7076: if (srchterm.indexOf(",") == srchterm.length -1) {
7077: checkok = 0;
1.571 raeburn 7078: msg += "$lt{'whse'}\\n";
1.556 raeburn 7079: }
7080: }
7081: if (checkok == 0) {
1.571 raeburn 7082: alert("$lt{'thfo'}\\n"+msg);
1.556 raeburn 7083: return;
7084: }
7085: if (checkok == 1) {
1.570 raeburn 7086: callingForm.submit();
1.556 raeburn 7087: }
7088: }
7089:
7090: $newuserscript
7091:
7092: </script>
1.558 albertel 7093:
7094: $new_user_create
7095:
1.555 raeburn 7096: <table>
1.558 albertel 7097: <tr>
1.573 raeburn 7098: <td>$lt{'doma'}:</td>
7099: <td>$domform</td>
7100: </td>
7101: </tr>
7102: <tr>
7103: <td>$lt{'usr'}:</td>
1.563 raeburn 7104: <td>$srchbysel
7105: $srchtypesel
7106: <input type="text" size="15" name="srchterm" value="$srchterm" />
1.564 albertel 7107: $srchinsel
1.563 raeburn 7108: </td>
7109: </tr>
1.555 raeburn 7110: </table>
7111: <br />
7112: END_BLOCK
1.558 albertel 7113:
1.555 raeburn 7114: return $output;
7115: }
7116:
1.612 raeburn 7117: sub user_rule_check {
1.615 raeburn 7118: my ($usershash,$checks,$alerts,$rulematch,$inst_results,$curr_rules,$got_rules) = @_;
1.612 raeburn 7119: my $response;
7120: if (ref($usershash) eq 'HASH') {
7121: foreach my $user (keys(%{$usershash})) {
7122: my ($uname,$udom) = split(/:/,$user);
7123: next if ($udom eq '' || $uname eq '');
1.615 raeburn 7124: my ($id,$newuser);
1.612 raeburn 7125: if (ref($usershash->{$user}) eq 'HASH') {
1.615 raeburn 7126: $newuser = $usershash->{$user}->{'newuser'};
1.612 raeburn 7127: $id = $usershash->{$user}->{'id'};
7128: }
7129: my $inst_response;
7130: if (ref($checks) eq 'HASH') {
7131: if (defined($checks->{'username'})) {
1.615 raeburn 7132: ($inst_response,%{$inst_results->{$user}}) =
1.612 raeburn 7133: &Apache::lonnet::get_instuser($udom,$uname);
7134: } elsif (defined($checks->{'id'})) {
1.615 raeburn 7135: ($inst_response,%{$inst_results->{$user}}) =
1.612 raeburn 7136: &Apache::lonnet::get_instuser($udom,undef,$id);
7137: }
1.615 raeburn 7138: } else {
7139: ($inst_response,%{$inst_results->{$user}}) =
7140: &Apache::lonnet::get_instuser($udom,$uname);
7141: return;
1.612 raeburn 7142: }
1.615 raeburn 7143: if (!$got_rules->{$udom}) {
1.612 raeburn 7144: my %domconfig = &Apache::lonnet::get_dom('configuration',
7145: ['usercreation'],$udom);
7146: if (ref($domconfig{'usercreation'}) eq 'HASH') {
1.615 raeburn 7147: foreach my $item ('username','id') {
1.612 raeburn 7148: if (ref($domconfig{'usercreation'}{$item.'_rule'}) eq 'ARRAY') {
7149: $$curr_rules{$udom}{$item} =
7150: $domconfig{'usercreation'}{$item.'_rule'};
1.585 raeburn 7151: }
7152: }
7153: }
1.615 raeburn 7154: $got_rules->{$udom} = 1;
1.585 raeburn 7155: }
1.612 raeburn 7156: foreach my $item (keys(%{$checks})) {
7157: if (ref($$curr_rules{$udom}) eq 'HASH') {
7158: if (ref($$curr_rules{$udom}{$item}) eq 'ARRAY') {
7159: if (@{$$curr_rules{$udom}{$item}} > 0) {
7160: my %rule_check = &Apache::lonnet::inst_rulecheck($udom,$uname,$id,$item,$$curr_rules{$udom}{$item});
7161: foreach my $rule (@{$$curr_rules{$udom}{$item}}) {
7162: if ($rule_check{$rule}) {
7163: $$rulematch{$user}{$item} = $rule;
7164: if ($inst_response eq 'ok') {
1.615 raeburn 7165: if (ref($inst_results) eq 'HASH') {
7166: if (ref($inst_results->{$user}) eq 'HASH') {
7167: if (keys(%{$inst_results->{$user}}) == 0) {
7168: $$alerts{$item}{$udom}{$uname} = 1;
7169: }
1.612 raeburn 7170: }
7171: }
1.615 raeburn 7172: }
7173: last;
1.585 raeburn 7174: }
7175: }
7176: }
7177: }
7178: }
7179: }
7180: }
7181: }
1.612 raeburn 7182: return;
7183: }
7184:
7185: sub user_rule_formats {
7186: my ($domain,$domdesc,$curr_rules,$check) = @_;
7187: my %text = (
7188: 'username' => 'Usernames',
7189: 'id' => 'IDs',
7190: );
7191: my $output;
7192: my ($rules,$ruleorder) = &Apache::lonnet::inst_userrules($domain,$check);
7193: if ((ref($rules) eq 'HASH') && (ref($ruleorder) eq 'ARRAY')) {
7194: if (@{$ruleorder} > 0) {
7195: $output = '<br />'.&mt("$text{$check} with the following format(s) may <span class=\"LC_cusr_emph\">only</span> be used for verified users at [_1]:",$domdesc).' <ul>';
7196: foreach my $rule (@{$ruleorder}) {
7197: if (ref($curr_rules) eq 'ARRAY') {
7198: if (grep(/^\Q$rule\E$/,@{$curr_rules})) {
7199: if (ref($rules->{$rule}) eq 'HASH') {
7200: $output .= '<li>'.$rules->{$rule}{'name'}.': '.
7201: $rules->{$rule}{'desc'}.'</li>';
7202: }
7203: }
7204: }
7205: }
7206: $output .= '</ul>';
7207: }
7208: }
7209: return $output;
7210: }
7211:
7212: sub instrule_disallow_msg {
1.615 raeburn 7213: my ($checkitem,$domdesc,$count,$mode) = @_;
1.612 raeburn 7214: my $response;
7215: my %text = (
7216: item => 'username',
7217: items => 'usernames',
7218: match => 'matches',
7219: do => 'does',
7220: action => 'a username',
7221: one => 'one',
7222: );
7223: if ($count > 1) {
7224: $text{'item'} = 'usernames';
7225: $text{'match'} ='match';
7226: $text{'do'} = 'do';
7227: $text{'action'} = 'usernames',
7228: $text{'one'} = 'ones';
7229: }
7230: if ($checkitem eq 'id') {
7231: $text{'items'} = 'IDs';
7232: $text{'item'} = 'ID';
7233: $text{'action'} = 'an ID';
1.615 raeburn 7234: if ($count > 1) {
7235: $text{'item'} = 'IDs';
7236: $text{'action'} = 'IDs';
7237: }
1.612 raeburn 7238: }
1.674 bisitz 7239: $response = &mt("The $text{'item'} you chose $text{'match'} the format of $text{'items'} defined for [_1], but the $text{'item'} $text{'do'} not exist in the institutional directory.",'<span class="LC_cusr_emph">'.$domdesc.'</span>').'<br />';
1.615 raeburn 7240: if ($mode eq 'upload') {
7241: if ($checkitem eq 'username') {
7242: $response .= &mt("You will need to modify your upload file so it will include $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}.");
7243: } elsif ($checkitem eq 'id') {
1.674 bisitz 7244: $response .= &mt("Either upload a file which includes $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}, or when associating fields with data columns, omit an association for the Student/Employee ID field.");
1.615 raeburn 7245: }
1.669 raeburn 7246: } elsif ($mode eq 'selfcreate') {
7247: if ($checkitem eq 'id') {
7248: $response .= &mt("You must either choose $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}, or leave the ID field blank.");
7249: }
1.615 raeburn 7250: } else {
7251: if ($checkitem eq 'username') {
7252: $response .= &mt("You must choose $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}.");
7253: } elsif ($checkitem eq 'id') {
7254: $response .= &mt("You must either choose $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}, or leave the ID field blank.");
7255: }
1.612 raeburn 7256: }
7257: return $response;
1.585 raeburn 7258: }
7259:
1.624 raeburn 7260: sub personal_data_fieldtitles {
7261: my %fieldtitles = &Apache::lonlocal::texthash (
7262: id => 'Student/Employee ID',
7263: permanentemail => 'E-mail address',
7264: lastname => 'Last Name',
7265: firstname => 'First Name',
7266: middlename => 'Middle Name',
7267: generation => 'Generation',
7268: gen => 'Generation',
7269: );
7270: return %fieldtitles;
7271: }
7272:
1.642 raeburn 7273: sub sorted_inst_types {
7274: my ($dom) = @_;
7275: my ($usertypes,$order) = &Apache::lonnet::retrieve_inst_usertypes($dom);
7276: my $othertitle = &mt('All users');
7277: if ($env{'request.course.id'}) {
1.668 raeburn 7278: $othertitle = &mt('Any users');
1.642 raeburn 7279: }
7280: my @types;
7281: if (ref($order) eq 'ARRAY') {
7282: @types = @{$order};
7283: }
7284: if (@types == 0) {
7285: if (ref($usertypes) eq 'HASH') {
7286: @types = sort(keys(%{$usertypes}));
7287: }
7288: }
7289: if (keys(%{$usertypes}) > 0) {
7290: $othertitle = &mt('Other users');
7291: }
7292: return ($othertitle,$usertypes,\@types);
7293: }
7294:
1.645 raeburn 7295: sub get_institutional_codes {
7296: my ($settings,$allcourses,$LC_code) = @_;
7297: # Get complete list of course sections to update
7298: my @currsections = ();
7299: my @currxlists = ();
7300: my $coursecode = $$settings{'internal.coursecode'};
7301:
7302: if ($$settings{'internal.sectionnums'} ne '') {
7303: @currsections = split(/,/,$$settings{'internal.sectionnums'});
7304: }
7305:
7306: if ($$settings{'internal.crosslistings'} ne '') {
7307: @currxlists = split(/,/,$$settings{'internal.crosslistings'});
7308: }
7309:
7310: if (@currxlists > 0) {
7311: foreach (@currxlists) {
7312: if (m/^([^:]+):(\w*)$/) {
7313: unless (grep/^$1$/,@{$allcourses}) {
7314: push @{$allcourses},$1;
7315: $$LC_code{$1} = $2;
7316: }
7317: }
7318: }
7319: }
7320:
7321: if (@currsections > 0) {
7322: foreach (@currsections) {
7323: if (m/^(\w+):(\w*)$/) {
7324: my $sec = $coursecode.$1;
7325: my $lc_sec = $2;
7326: unless (grep/^$sec$/,@{$allcourses}) {
7327: push @{$allcourses},$sec;
7328: $$LC_code{$sec} = $lc_sec;
7329: }
7330: }
7331: }
7332: }
7333: return;
7334: }
7335:
1.112 bowersj2 7336: =pod
7337:
1.549 albertel 7338: =back
7339:
7340: =head1 HTTP Helpers
7341:
7342: =over 4
7343:
1.648 raeburn 7344: =item * &get_unprocessed_cgi($query,$possible_names)
1.112 bowersj2 7345:
1.258 albertel 7346: Modify the %env hash to contain unprocessed CGI form parameters held in
1.112 bowersj2 7347: $query. The parameters listed in $possible_names (an array reference),
1.258 albertel 7348: will be set in $env{'form.name'} if they do not already exist.
1.112 bowersj2 7349:
7350: Typically called with $ENV{'QUERY_STRING'} as the first parameter.
7351: $possible_names is an ref to an array of form element names. As an example:
7352: get_unprocessed_cgi($ENV{'QUERY_STRING'},['uname','udom']);
1.258 albertel 7353: will result in $env{'form.uname'} and $env{'form.udom'} being set.
1.112 bowersj2 7354:
7355: =cut
1.1 albertel 7356:
1.6 albertel 7357: sub get_unprocessed_cgi {
1.25 albertel 7358: my ($query,$possible_names)= @_;
1.26 matthew 7359: # $Apache::lonxml::debug=1;
1.356 albertel 7360: foreach my $pair (split(/&/,$query)) {
7361: my ($name, $value) = split(/=/,$pair);
1.369 www 7362: $name = &unescape($name);
1.25 albertel 7363: if (!defined($possible_names) || (grep {$_ eq $name} @$possible_names)) {
7364: $value =~ tr/+/ /;
7365: $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
1.258 albertel 7366: unless (defined($env{'form.'.$name})) { &add_to_env('form.'.$name,$value) };
1.25 albertel 7367: }
1.16 harris41 7368: }
1.6 albertel 7369: }
7370:
1.112 bowersj2 7371: =pod
7372:
1.648 raeburn 7373: =item * &cacheheader()
1.112 bowersj2 7374:
7375: returns cache-controlling header code
7376:
7377: =cut
7378:
1.7 albertel 7379: sub cacheheader {
1.258 albertel 7380: unless ($env{'request.method'} eq 'GET') { return ''; }
1.216 albertel 7381: my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime);
7382: my $output .='<meta HTTP-EQUIV="Expires" CONTENT="'.$date.'" />
1.7 albertel 7383: <meta HTTP-EQUIV="Cache-control" CONTENT="no-cache" />
7384: <meta HTTP-EQUIV="Pragma" CONTENT="no-cache" />';
1.216 albertel 7385: return $output;
1.7 albertel 7386: }
7387:
1.112 bowersj2 7388: =pod
7389:
1.648 raeburn 7390: =item * &no_cache($r)
1.112 bowersj2 7391:
7392: specifies header code to not have cache
7393:
7394: =cut
7395:
1.9 albertel 7396: sub no_cache {
1.216 albertel 7397: my ($r) = @_;
7398: if ($ENV{'REQUEST_METHOD'} ne 'GET' &&
1.258 albertel 7399: $env{'request.method'} ne 'GET') { return ''; }
1.216 albertel 7400: my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime(time));
7401: $r->no_cache(1);
7402: $r->header_out("Expires" => $date);
7403: $r->header_out("Pragma" => "no-cache");
1.123 www 7404: }
7405:
7406: sub content_type {
1.181 albertel 7407: my ($r,$type,$charset) = @_;
1.299 foxr 7408: if ($r) {
7409: # Note that printout.pl calls this with undef for $r.
7410: &no_cache($r);
7411: }
1.258 albertel 7412: if ($env{'browser.mathml'} && $type eq 'text/html') { $type='text/xml'; }
1.181 albertel 7413: unless ($charset) {
7414: $charset=&Apache::lonlocal::current_encoding;
7415: }
7416: if ($charset) { $type.='; charset='.$charset; }
7417: if ($r) {
7418: $r->content_type($type);
7419: } else {
7420: print("Content-type: $type\n\n");
7421: }
1.9 albertel 7422: }
1.25 albertel 7423:
1.112 bowersj2 7424: =pod
7425:
1.648 raeburn 7426: =item * &add_to_env($name,$value)
1.112 bowersj2 7427:
1.258 albertel 7428: adds $name to the %env hash with value
1.112 bowersj2 7429: $value, if $name already exists, the entry is converted to an array
7430: reference and $value is added to the array.
7431:
7432: =cut
7433:
1.25 albertel 7434: sub add_to_env {
7435: my ($name,$value)=@_;
1.258 albertel 7436: if (defined($env{$name})) {
7437: if (ref($env{$name})) {
1.25 albertel 7438: #already have multiple values
1.258 albertel 7439: push(@{ $env{$name} },$value);
1.25 albertel 7440: } else {
7441: #first time seeing multiple values, convert hash entry to an arrayref
1.258 albertel 7442: my $first=$env{$name};
7443: undef($env{$name});
7444: push(@{ $env{$name} },$first,$value);
1.25 albertel 7445: }
7446: } else {
1.258 albertel 7447: $env{$name}=$value;
1.25 albertel 7448: }
1.31 albertel 7449: }
1.149 albertel 7450:
7451: =pod
7452:
1.648 raeburn 7453: =item * &get_env_multiple($name)
1.149 albertel 7454:
1.258 albertel 7455: gets $name from the %env hash, it seemlessly handles the cases where multiple
1.149 albertel 7456: values may be defined and end up as an array ref.
7457:
7458: returns an array of values
7459:
7460: =cut
7461:
7462: sub get_env_multiple {
7463: my ($name) = @_;
7464: my @values;
1.258 albertel 7465: if (defined($env{$name})) {
1.149 albertel 7466: # exists is it an array
1.258 albertel 7467: if (ref($env{$name})) {
7468: @values=@{ $env{$name} };
1.149 albertel 7469: } else {
1.258 albertel 7470: $values[0]=$env{$name};
1.149 albertel 7471: }
7472: }
7473: return(@values);
7474: }
7475:
1.660 raeburn 7476: sub ask_for_embedded_content {
7477: my ($actionurl,$state,$allfiles,$codebase,$args)=@_;
7478: my $upload_output = '
7479: <form name="upload_embedded" action="'.$actionurl.'"
7480: method="post" enctype="multipart/form-data">';
7481: $upload_output .= $state;
1.661 raeburn 7482: $upload_output .= '<b>Upload embedded files</b>:<br />'.&start_data_table();
1.660 raeburn 7483:
7484: my $num = 0;
7485: foreach my $embed_file (sort {lc($a) cmp lc($b)} keys(%{$allfiles})) {
7486: $upload_output .= &start_data_table_row().
7487: '<td>'.$embed_file.'</td><td>';
7488: if ($args->{'ignore_remote_references'}
7489: && $embed_file =~ m{^\w+://}) {
7490: $upload_output.='<span class="LC_warning">'.&mt("URL points to other server.").'</span>';
7491: } elsif ($args->{'error_on_invalid_names'}
7492: && $embed_file ne &Apache::lonnet::clean_filename($embed_file,{'keep_path' => 1,})) {
7493:
7494: $upload_output.='<span class="LC_warning">'.&mt("Invalid characters").'</span>';
7495:
7496: } else {
7497: $upload_output .='
1.661 raeburn 7498: <input name="embedded_item_'.$num.'" type="file" value="" />
1.660 raeburn 7499: <input name="embedded_orig_'.$num.'" type="hidden" value="'.&escape($embed_file).'" />';
7500: my $attrib = join(':',@{$$allfiles{$embed_file}});
7501: $upload_output .=
7502: "\n\t\t".
7503: '<input name="embedded_attrib_'.$num.'" type="hidden" value="'.
7504: $attrib.'" />';
7505: if (exists($$codebase{$embed_file})) {
7506: $upload_output .=
7507: "\n\t\t".
7508: '<input name="codebase_'.$num.'" type="hidden" value="'.
7509: &escape($$codebase{$embed_file}).'" />';
7510: }
7511: }
7512: $upload_output .= '</td>'.&Apache::loncommon::end_data_table_row();
7513: $num++;
7514: }
7515: $upload_output .= &Apache::loncommon::end_data_table().'<br />
7516: <input type ="hidden" name="number_embedded_items" value="'.$num.'" />
7517: <input type ="submit" value="'.&mt('Upload Listed Files').'" />
7518: '.&mt('(only files for which a location has been provided will be uploaded)').'
7519: </form>';
7520: return $upload_output;
7521: }
7522:
1.661 raeburn 7523: sub upload_embedded {
7524: my ($context,$dirpath,$uname,$udom,$dir_root,$url_root,$group,$disk_quota,
7525: $current_disk_usage) = @_;
7526: my $output;
7527: for (my $i=0; $i<$env{'form.number_embedded_items'}; $i++) {
7528: next if (!exists($env{'form.embedded_item_'.$i.'.filename'}));
7529: my $orig_uploaded_filename =
7530: $env{'form.embedded_item_'.$i.'.filename'};
7531:
7532: $env{'form.embedded_orig_'.$i} =
7533: &unescape($env{'form.embedded_orig_'.$i});
7534: my ($path,$fname) =
7535: ($env{'form.embedded_orig_'.$i} =~ m{(.*/)([^/]*)});
7536: # no path, whole string is fname
7537: if (!$fname) { $fname = $env{'form.embedded_orig_'.$i} };
7538:
7539: $path = $env{'form.currentpath'}.$path;
7540: $fname = &Apache::lonnet::clean_filename($fname);
7541: # See if there is anything left
7542: next if ($fname eq '');
7543:
7544: # Check if file already exists as a file or directory.
7545: my ($state,$msg);
7546: if ($context eq 'portfolio') {
7547: my $port_path = $dirpath;
7548: if ($group ne '') {
7549: $port_path = "groups/$group/$port_path";
7550: }
7551: ($state,$msg) = &check_for_upload($path,$fname,$group,'embedded_item_'.$i,
7552: $dir_root,$port_path,$disk_quota,
7553: $current_disk_usage,$uname,$udom);
7554: if ($state eq 'will_exceed_quota'
7555: || $state eq 'file_locked'
7556: || $state eq 'file_exists' ) {
7557: $output .= $msg;
7558: next;
7559: }
7560: } elsif (($context eq 'author') || ($context eq 'testbank')) {
7561: ($state,$msg) = &check_for_existing($path,$fname,'embedded_item_'.$i);
7562: if ($state eq 'exists') {
7563: $output .= $msg;
7564: next;
7565: }
7566: }
7567: # Check if extension is valid
7568: if (($fname =~ /\.(\w+)$/) &&
7569: (&Apache::loncommon::fileembstyle($1) eq 'hdn')) {
7570: $output .= &mt('Invalid file extension ([_1]) - reserved for LONCAPA use - rename the file with a different extension and re-upload. ',$1);
7571: next;
7572: } elsif (($fname =~ /\.(\w+)$/) &&
7573: (!defined(&Apache::loncommon::fileembstyle($1)))) {
7574: $output .= &mt('Unrecognized file extension ([_1]) - rename the file with a proper extension and re-upload.',$1);
7575: next;
7576: } elsif ($fname=~/\.(\d+)\.(\w+)$/) {
7577: $output .= &mt('File name not allowed - rename the file to remove the number immediately before the file extension([_1]) and re-upload.',$2);
7578: next;
7579: }
7580:
7581: $env{'form.embedded_item_'.$i.'.filename'}=$fname;
7582: if ($context eq 'portfolio') {
7583: my $result=
7584: &Apache::lonnet::userfileupload('embedded_item_'.$i,'',
7585: $dirpath.$path);
7586: if ($result !~ m|^/uploaded/|) {
7587: $output .= '<span class="LC_error">'
7588: .&mt('An error occurred ([_1]) while trying to upload [_2] for embedded element [_3].'
7589: ,$result,$orig_uploaded_filename,$env{'form.embedded_orig_'.$i})
7590: .'</span><br />';
7591: next;
7592: } else {
7593: $output .= '<p>'.&mt('Uploaded [_1]','<span class="LC_filename">'.
7594: $path.$fname.'</span>').'</p>';
7595: }
7596: } else {
7597: # Save the file
7598: my $target = $env{'form.embedded_item_'.$i};
7599: my $fullpath = $dir_root.$dirpath.'/'.$path;
7600: my $dest = $fullpath.$fname;
7601: my $url = $url_root.$dirpath.'/'.$path.$fname;
7602: my @parts=split(/\//,$fullpath);
7603: my $count;
7604: my $filepath = $dir_root;
7605: for ($count=4;$count<=$#parts;$count++) {
7606: $filepath .= "/$parts[$count]";
7607: if ((-e $filepath)!=1) {
7608: mkdir($filepath,0770);
7609: }
7610: }
7611: my $fh;
7612: if (!open($fh,'>'.$dest)) {
7613: &Apache::lonnet::logthis('Failed to create '.$dest);
7614: $output .= '<span class="LC_error">'.
7615: &mt('An error occurred while trying to upload [_1] for embedded element [_2].',$orig_uploaded_filename,$env{'form.embedded_orig_'.$i}).
7616: '</span><br />';
7617: } else {
7618: if (!print $fh $env{'form.embedded_item_'.$i}) {
7619: &Apache::lonnet::logthis('Failed to write to '.$dest);
7620: $output .= '<span class="LC_error">'.
7621: &mt('An error occurred while writing the file [_1] for embedded element [_2].',$orig_uploaded_filename,$env{'form.embedded_orig_'.$i}).
7622: '</span><br />';
7623: } else {
7624: if ($context eq 'testbank') {
7625: $output .= &mt('Embedded file uploaded successfully:').
7626: ' <a href="'.$url.'">'.
7627: $orig_uploaded_filename.'</a><br />';
7628: } else {
1.705 tempelho 7629: $output .= '<span class=\"LC_fontsize_large\">'.
1.661 raeburn 7630: &mt('View embedded file: [_1]','<a href="'.$url.'">'.
1.705 tempelho 7631: $orig_uploaded_filename.'</a>').'</span><br />';
1.661 raeburn 7632: }
7633: }
7634: close($fh);
7635: }
7636: }
7637: }
7638: return $output;
7639: }
7640:
7641: sub check_for_existing {
7642: my ($path,$fname,$element) = @_;
7643: my ($state,$msg);
7644: if (-d $path.'/'.$fname) {
7645: $state = 'exists';
7646: $msg = &mt('Unable to upload [_1]. A directory by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$path);
7647: } elsif (-e $path.'/'.$fname) {
7648: $state = 'exists';
7649: $msg = &mt('Unable to upload [_1]. A file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$path);
7650: }
7651: if ($state eq 'exists') {
7652: $msg = '<span class="LC_error">'.$msg.'</span><br />';
7653: }
7654: return ($state,$msg);
7655: }
7656:
7657: sub check_for_upload {
7658: my ($path,$fname,$group,$element,$portfolio_root,$port_path,
7659: $disk_quota,$current_disk_usage,$uname,$udom) = @_;
7660: my $filesize = (length($env{'form.'.$element})) / 1000; #express in k (1024?)
7661: my $getpropath = 1;
7662: my @dir_list = &Apache::lonnet::dirlist($portfolio_root.$path,$udom,$uname,
7663: $getpropath);
7664: my $found_file = 0;
7665: my $locked_file = 0;
7666: foreach my $line (@dir_list) {
7667: my ($file_name)=split(/\&/,$line,2);
7668: if ($file_name eq $fname){
7669: $file_name = $path.$file_name;
7670: if ($group ne '') {
7671: $file_name = $group.$file_name;
7672: }
7673: $found_file = 1;
7674: if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
7675: $locked_file = 1;
7676: }
7677: }
7678: }
7679: if (($current_disk_usage + $filesize) > $disk_quota){
7680: my $msg = '<span class="LC_error">'.
7681: &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.','<span class="LC_filename">'.$fname.'</span>',$filesize).'</span>'.
7682: '<br />'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage);
7683: return ('will_exceed_quota',$msg);
7684: } elsif ($found_file) {
7685: if ($locked_file) {
7686: my $msg = '<span class="LC_error">';
7687: $msg .= &mt('Unable to upload [_1]. A locked file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>','<span class="LC_filename">'.$port_path.$env{'form.currentpath'}.'</span>');
7688: $msg .= '</span><br />';
7689: $msg .= &mt('You will be able to rename or delete existing [_1] after a grade has been assigned.','<span class="LC_filename">'.$fname.'</span>');
7690: return ('file_locked',$msg);
7691: } else {
7692: my $msg = '<span class="LC_error">';
7693: $msg .= &mt('Unable to upload [_1]. A file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$port_path.$env{'form.currentpath'});
7694: $msg .= '</span>';
7695: $msg .= '<br />';
7696: $msg .= &mt('To upload, rename or delete existing [_1] in [_2].','<span class="LC_filename">'.$fname.'</span>', $port_path.$env{'form.currentpath'});
7697: return ('file_exists',$msg);
7698: }
7699: }
7700: }
7701:
1.31 albertel 7702:
1.41 ng 7703: =pod
1.45 matthew 7704:
1.464 albertel 7705: =back
1.41 ng 7706:
1.112 bowersj2 7707: =head1 CSV Upload/Handling functions
1.38 albertel 7708:
1.41 ng 7709: =over 4
7710:
1.648 raeburn 7711: =item * &upfile_store($r)
1.41 ng 7712:
7713: Store uploaded file, $r should be the HTTP Request object,
1.258 albertel 7714: needs $env{'form.upfile'}
1.41 ng 7715: returns $datatoken to be put into hidden field
7716:
7717: =cut
1.31 albertel 7718:
7719: sub upfile_store {
7720: my $r=shift;
1.258 albertel 7721: $env{'form.upfile'}=~s/\r/\n/gs;
7722: $env{'form.upfile'}=~s/\f/\n/gs;
7723: $env{'form.upfile'}=~s/\n+/\n/gs;
7724: $env{'form.upfile'}=~s/\n+$//gs;
1.31 albertel 7725:
1.258 albertel 7726: my $datatoken=$env{'user.name'}.'_'.$env{'user.domain'}.
7727: '_enroll_'.$env{'request.course.id'}.'_'.time.'_'.$$;
1.31 albertel 7728: {
1.158 raeburn 7729: my $datafile = $r->dir_config('lonDaemons').
7730: '/tmp/'.$datatoken.'.tmp';
7731: if ( open(my $fh,">$datafile") ) {
1.258 albertel 7732: print $fh $env{'form.upfile'};
1.158 raeburn 7733: close($fh);
7734: }
1.31 albertel 7735: }
7736: return $datatoken;
7737: }
7738:
1.56 matthew 7739: =pod
7740:
1.648 raeburn 7741: =item * &load_tmp_file($r)
1.41 ng 7742:
7743: Load uploaded file from tmp, $r should be the HTTP Request object,
1.258 albertel 7744: needs $env{'form.datatoken'},
7745: sets $env{'form.upfile'} to the contents of the file
1.41 ng 7746:
7747: =cut
1.31 albertel 7748:
7749: sub load_tmp_file {
7750: my $r=shift;
7751: my @studentdata=();
7752: {
1.158 raeburn 7753: my $studentfile = $r->dir_config('lonDaemons').
1.258 albertel 7754: '/tmp/'.$env{'form.datatoken'}.'.tmp';
1.158 raeburn 7755: if ( open(my $fh,"<$studentfile") ) {
7756: @studentdata=<$fh>;
7757: close($fh);
7758: }
1.31 albertel 7759: }
1.258 albertel 7760: $env{'form.upfile'}=join('',@studentdata);
1.31 albertel 7761: }
7762:
1.56 matthew 7763: =pod
7764:
1.648 raeburn 7765: =item * &upfile_record_sep()
1.41 ng 7766:
7767: Separate uploaded file into records
7768: returns array of records,
1.258 albertel 7769: needs $env{'form.upfile'} and $env{'form.upfiletype'}
1.41 ng 7770:
7771: =cut
1.31 albertel 7772:
7773: sub upfile_record_sep {
1.258 albertel 7774: if ($env{'form.upfiletype'} eq 'xml') {
1.31 albertel 7775: } else {
1.248 albertel 7776: my @records;
1.258 albertel 7777: foreach my $line (split(/\n/,$env{'form.upfile'})) {
1.248 albertel 7778: if ($line=~/^\s*$/) { next; }
7779: push(@records,$line);
7780: }
7781: return @records;
1.31 albertel 7782: }
7783: }
7784:
1.56 matthew 7785: =pod
7786:
1.648 raeburn 7787: =item * &record_sep($record)
1.41 ng 7788:
1.258 albertel 7789: Separate a record into fields $record should be an item from the upfile_record_sep(), needs $env{'form.upfiletype'}
1.41 ng 7790:
7791: =cut
7792:
1.263 www 7793: sub takeleft {
7794: my $index=shift;
7795: return substr('0000'.$index,-4,4);
7796: }
7797:
1.31 albertel 7798: sub record_sep {
7799: my $record=shift;
7800: my %components=();
1.258 albertel 7801: if ($env{'form.upfiletype'} eq 'xml') {
7802: } elsif ($env{'form.upfiletype'} eq 'space') {
1.31 albertel 7803: my $i=0;
1.356 albertel 7804: foreach my $field (split(/\s+/,$record)) {
1.31 albertel 7805: $field=~s/^(\"|\')//;
7806: $field=~s/(\"|\')$//;
1.263 www 7807: $components{&takeleft($i)}=$field;
1.31 albertel 7808: $i++;
7809: }
1.258 albertel 7810: } elsif ($env{'form.upfiletype'} eq 'tab') {
1.31 albertel 7811: my $i=0;
1.356 albertel 7812: foreach my $field (split(/\t/,$record)) {
1.31 albertel 7813: $field=~s/^(\"|\')//;
7814: $field=~s/(\"|\')$//;
1.263 www 7815: $components{&takeleft($i)}=$field;
1.31 albertel 7816: $i++;
7817: }
7818: } else {
1.561 www 7819: my $separator=',';
1.480 banghart 7820: if ($env{'form.upfiletype'} eq 'semisv') {
1.561 www 7821: $separator=';';
1.480 banghart 7822: }
1.31 albertel 7823: my $i=0;
1.561 www 7824: # the character we are looking for to indicate the end of a quote or a record
7825: my $looking_for=$separator;
7826: # do not add the characters to the fields
7827: my $ignore=0;
7828: # we just encountered a separator (or the beginning of the record)
7829: my $just_found_separator=1;
7830: # store the field we are working on here
7831: my $field='';
7832: # work our way through all characters in record
7833: foreach my $character ($record=~/(.)/g) {
7834: if ($character eq $looking_for) {
7835: if ($character ne $separator) {
7836: # Found the end of a quote, again looking for separator
7837: $looking_for=$separator;
7838: $ignore=1;
7839: } else {
7840: # Found a separator, store away what we got
7841: $components{&takeleft($i)}=$field;
7842: $i++;
7843: $just_found_separator=1;
7844: $ignore=0;
7845: $field='';
7846: }
7847: next;
7848: }
7849: # single or double quotation marks after a separator indicate beginning of a quote
7850: # we are now looking for the end of the quote and need to ignore separators
7851: if ((($character eq '"') || ($character eq "'")) && ($just_found_separator)) {
7852: $looking_for=$character;
7853: next;
7854: }
7855: # ignore would be true after we reached the end of a quote
7856: if ($ignore) { next; }
7857: if (($just_found_separator) && ($character=~/\s/)) { next; }
7858: $field.=$character;
7859: $just_found_separator=0;
1.31 albertel 7860: }
1.561 www 7861: # catch the very last entry, since we never encountered the separator
7862: $components{&takeleft($i)}=$field;
1.31 albertel 7863: }
7864: return %components;
7865: }
7866:
1.144 matthew 7867: ######################################################
7868: ######################################################
7869:
1.56 matthew 7870: =pod
7871:
1.648 raeburn 7872: =item * &upfile_select_html()
1.41 ng 7873:
1.144 matthew 7874: Return HTML code to select a file from the users machine and specify
7875: the file type.
1.41 ng 7876:
7877: =cut
7878:
1.144 matthew 7879: ######################################################
7880: ######################################################
1.31 albertel 7881: sub upfile_select_html {
1.144 matthew 7882: my %Types = (
7883: csv => &mt('CSV (comma separated values, spreadsheet)'),
1.480 banghart 7884: semisv => &mt('Semicolon separated values'),
1.144 matthew 7885: space => &mt('Space separated'),
7886: tab => &mt('Tabulator separated'),
7887: # xml => &mt('HTML/XML'),
7888: );
7889: my $Str = '<input type="file" name="upfile" size="50" />'.
7890: '<br />Type: <select name="upfiletype">';
7891: foreach my $type (sort(keys(%Types))) {
7892: $Str .= '<option value="'.$type.'" >'.$Types{$type}."</option>\n";
7893: }
7894: $Str .= "</select>\n";
7895: return $Str;
1.31 albertel 7896: }
7897:
1.301 albertel 7898: sub get_samples {
7899: my ($records,$toget) = @_;
7900: my @samples=({});
7901: my $got=0;
7902: foreach my $rec (@$records) {
7903: my %temp = &record_sep($rec);
7904: if (! grep(/\S/, values(%temp))) { next; }
7905: if (%temp) {
7906: $samples[$got]=\%temp;
7907: $got++;
7908: if ($got == $toget) { last; }
7909: }
7910: }
7911: return \@samples;
7912: }
7913:
1.144 matthew 7914: ######################################################
7915: ######################################################
7916:
1.56 matthew 7917: =pod
7918:
1.648 raeburn 7919: =item * &csv_print_samples($r,$records)
1.41 ng 7920:
7921: Prints a table of sample values from each column uploaded $r is an
7922: Apache Request ref, $records is an arrayref from
7923: &Apache::loncommon::upfile_record_sep
7924:
7925: =cut
7926:
1.144 matthew 7927: ######################################################
7928: ######################################################
1.31 albertel 7929: sub csv_print_samples {
7930: my ($r,$records) = @_;
1.662 bisitz 7931: my $samples = &get_samples($records,5);
1.301 albertel 7932:
1.594 raeburn 7933: $r->print(&mt('Samples').'<br />'.&start_data_table().
7934: &start_data_table_header_row());
1.356 albertel 7935: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
7936: $r->print('<th>'.&mt('Column [_1]',($sample+1)).'</th>'); }
1.594 raeburn 7937: $r->print(&end_data_table_header_row());
1.301 albertel 7938: foreach my $hash (@$samples) {
1.594 raeburn 7939: $r->print(&start_data_table_row());
1.356 albertel 7940: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
1.31 albertel 7941: $r->print('<td>');
1.356 albertel 7942: if (defined($$hash{$sample})) { $r->print($$hash{$sample}); }
1.31 albertel 7943: $r->print('</td>');
7944: }
1.594 raeburn 7945: $r->print(&end_data_table_row());
1.31 albertel 7946: }
1.594 raeburn 7947: $r->print(&end_data_table().'<br />'."\n");
1.31 albertel 7948: }
7949:
1.144 matthew 7950: ######################################################
7951: ######################################################
7952:
1.56 matthew 7953: =pod
7954:
1.648 raeburn 7955: =item * &csv_print_select_table($r,$records,$d)
1.41 ng 7956:
7957: Prints a table to create associations between values and table columns.
1.144 matthew 7958:
1.41 ng 7959: $r is an Apache Request ref,
7960: $records is an arrayref from &Apache::loncommon::upfile_record_sep,
1.174 matthew 7961: $d is an array of 2 element arrays (internal name, displayed name,defaultcol)
1.41 ng 7962:
7963: =cut
7964:
1.144 matthew 7965: ######################################################
7966: ######################################################
1.31 albertel 7967: sub csv_print_select_table {
7968: my ($r,$records,$d) = @_;
1.301 albertel 7969: my $i=0;
7970: my $samples = &get_samples($records,1);
1.144 matthew 7971: $r->print(&mt('Associate columns with student attributes.')."\n".
1.594 raeburn 7972: &start_data_table().&start_data_table_header_row().
1.144 matthew 7973: '<th>'.&mt('Attribute').'</th>'.
1.594 raeburn 7974: '<th>'.&mt('Column').'</th>'.
7975: &end_data_table_header_row()."\n");
1.356 albertel 7976: foreach my $array_ref (@$d) {
7977: my ($value,$display,$defaultcol)=@{ $array_ref };
1.705 tempelho 7978: $r->print(&start_data_table_row().'<tr><td>'.$display.'</td>');
1.31 albertel 7979:
7980: $r->print('<td><select name=f'.$i.
1.32 matthew 7981: ' onchange="javascript:flip(this.form,'.$i.');">');
1.31 albertel 7982: $r->print('<option value="none"></option>');
1.356 albertel 7983: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
7984: $r->print('<option value="'.$sample.'"'.
7985: ($sample eq $defaultcol ? ' selected="selected" ' : '').
1.662 bisitz 7986: '>'.&mt('Column [_1]',($sample+1)).'</option>');
1.31 albertel 7987: }
1.594 raeburn 7988: $r->print('</select></td>'.&end_data_table_row()."\n");
1.31 albertel 7989: $i++;
7990: }
1.594 raeburn 7991: $r->print(&end_data_table());
1.31 albertel 7992: $i--;
7993: return $i;
7994: }
1.56 matthew 7995:
1.144 matthew 7996: ######################################################
7997: ######################################################
7998:
1.56 matthew 7999: =pod
1.31 albertel 8000:
1.648 raeburn 8001: =item * &csv_samples_select_table($r,$records,$d)
1.41 ng 8002:
8003: Prints a table of sample values from the upload and can make associate samples to internal names.
8004:
8005: $r is an Apache Request ref,
8006: $records is an arrayref from &Apache::loncommon::upfile_record_sep,
8007: $d is an array of 2 element arrays (internal name, displayed name)
8008:
8009: =cut
8010:
1.144 matthew 8011: ######################################################
8012: ######################################################
1.31 albertel 8013: sub csv_samples_select_table {
8014: my ($r,$records,$d) = @_;
8015: my $i=0;
1.144 matthew 8016: #
1.662 bisitz 8017: my $max_samples = 5;
8018: my $samples = &get_samples($records,$max_samples);
1.594 raeburn 8019: $r->print(&start_data_table().
8020: &start_data_table_header_row().'<th>'.
8021: &mt('Field').'</th><th>'.&mt('Samples').'</th>'.
8022: &end_data_table_header_row());
1.301 albertel 8023:
8024: foreach my $key (sort(keys(%{ $samples->[0] }))) {
1.594 raeburn 8025: $r->print(&start_data_table_row().'<td><select name="f'.$i.'"'.
1.32 matthew 8026: ' onchange="javascript:flip(this.form,'.$i.');">');
1.301 albertel 8027: foreach my $option (@$d) {
8028: my ($value,$display,$defaultcol)=@{ $option };
1.174 matthew 8029: $r->print('<option value="'.$value.'"'.
1.253 albertel 8030: ($i eq $defaultcol ? ' selected="selected" ':'').'>'.
1.174 matthew 8031: $display.'</option>');
1.31 albertel 8032: }
8033: $r->print('</select></td><td>');
1.662 bisitz 8034: foreach my $line (0..($max_samples-1)) {
1.301 albertel 8035: if (defined($samples->[$line]{$key})) {
8036: $r->print($samples->[$line]{$key}."<br />\n");
8037: }
8038: }
1.594 raeburn 8039: $r->print('</td>'.&end_data_table_row());
1.31 albertel 8040: $i++;
8041: }
1.594 raeburn 8042: $r->print(&end_data_table());
1.31 albertel 8043: $i--;
8044: return($i);
1.115 matthew 8045: }
8046:
1.144 matthew 8047: ######################################################
8048: ######################################################
8049:
1.115 matthew 8050: =pod
8051:
1.648 raeburn 8052: =item * &clean_excel_name($name)
1.115 matthew 8053:
8054: Returns a replacement for $name which does not contain any illegal characters.
8055:
8056: =cut
8057:
1.144 matthew 8058: ######################################################
8059: ######################################################
1.115 matthew 8060: sub clean_excel_name {
8061: my ($name) = @_;
8062: $name =~ s/[:\*\?\/\\]//g;
8063: if (length($name) > 31) {
8064: $name = substr($name,0,31);
8065: }
8066: return $name;
1.25 albertel 8067: }
1.84 albertel 8068:
1.85 albertel 8069: =pod
8070:
1.648 raeburn 8071: =item * &check_if_partid_hidden($id,$symb,$udom,$uname)
1.85 albertel 8072:
8073: Returns either 1 or undef
8074:
8075: 1 if the part is to be hidden, undef if it is to be shown
8076:
8077: Arguments are:
8078:
8079: $id the id of the part to be checked
8080: $symb, optional the symb of the resource to check
8081: $udom, optional the domain of the user to check for
8082: $uname, optional the username of the user to check for
8083:
8084: =cut
1.84 albertel 8085:
8086: sub check_if_partid_hidden {
8087: my ($id,$symb,$udom,$uname) = @_;
1.133 albertel 8088: my $hiddenparts=&Apache::lonnet::EXT('resource.0.hiddenparts',
1.84 albertel 8089: $symb,$udom,$uname);
1.141 albertel 8090: my $truth=1;
8091: #if the string starts with !, then the list is the list to show not hide
8092: if ($hiddenparts=~s/^\s*!//) { $truth=undef; }
1.84 albertel 8093: my @hiddenlist=split(/,/,$hiddenparts);
8094: foreach my $checkid (@hiddenlist) {
1.141 albertel 8095: if ($checkid =~ /^\s*\Q$id\E\s*$/) { return $truth; }
1.84 albertel 8096: }
1.141 albertel 8097: return !$truth;
1.84 albertel 8098: }
1.127 matthew 8099:
1.138 matthew 8100:
8101: ############################################################
8102: ############################################################
8103:
8104: =pod
8105:
1.157 matthew 8106: =back
8107:
1.138 matthew 8108: =head1 cgi-bin script and graphing routines
8109:
1.157 matthew 8110: =over 4
8111:
1.648 raeburn 8112: =item * &get_cgi_id()
1.138 matthew 8113:
8114: Inputs: none
8115:
8116: Returns an id which can be used to pass environment variables
8117: to various cgi-bin scripts. These environment variables will
8118: be removed from the users environment after a given time by
8119: the routine &Apache::lonnet::transfer_profile_to_env.
8120:
8121: =cut
8122:
8123: ############################################################
8124: ############################################################
1.152 albertel 8125: my $uniq=0;
1.136 matthew 8126: sub get_cgi_id {
1.154 albertel 8127: $uniq=($uniq+1)%100000;
1.280 albertel 8128: return (time.'_'.$$.'_'.$uniq);
1.136 matthew 8129: }
8130:
1.127 matthew 8131: ############################################################
8132: ############################################################
8133:
8134: =pod
8135:
1.648 raeburn 8136: =item * &DrawBarGraph()
1.127 matthew 8137:
1.138 matthew 8138: Facilitates the plotting of data in a (stacked) bar graph.
8139: Puts plot definition data into the users environment in order for
8140: graph.png to plot it. Returns an <img> tag for the plot.
8141: The bars on the plot are labeled '1','2',...,'n'.
8142:
8143: Inputs:
8144:
8145: =over 4
8146:
8147: =item $Title: string, the title of the plot
8148:
8149: =item $xlabel: string, text describing the X-axis of the plot
8150:
8151: =item $ylabel: string, text describing the Y-axis of the plot
8152:
8153: =item $Max: scalar, the maximum Y value to use in the plot
8154: If $Max is < any data point, the graph will not be rendered.
8155:
1.140 matthew 8156: =item $colors: array ref holding the colors to be used for the data sets when
1.138 matthew 8157: they are plotted. If undefined, default values will be used.
8158:
1.178 matthew 8159: =item $labels: array ref holding the labels to use on the x-axis for the bars.
8160:
1.138 matthew 8161: =item @Values: An array of array references. Each array reference holds data
8162: to be plotted in a stacked bar chart.
8163:
1.239 matthew 8164: =item If the final element of @Values is a hash reference the key/value
8165: pairs will be added to the graph definition.
8166:
1.138 matthew 8167: =back
8168:
8169: Returns:
8170:
8171: An <img> tag which references graph.png and the appropriate identifying
8172: information for the plot.
8173:
1.127 matthew 8174: =cut
8175:
8176: ############################################################
8177: ############################################################
1.134 matthew 8178: sub DrawBarGraph {
1.178 matthew 8179: my ($Title,$xlabel,$ylabel,$Max,$colors,$labels,@Values)=@_;
1.134 matthew 8180: #
8181: if (! defined($colors)) {
8182: $colors = ['#33ff00',
8183: '#0033cc', '#990000', '#aaaa66', '#663399', '#ff9933',
8184: '#66ccff', '#ff9999', '#cccc33', '#660000', '#33cc66',
8185: ];
8186: }
1.228 matthew 8187: my $extra_settings = {};
8188: if (ref($Values[-1]) eq 'HASH') {
8189: $extra_settings = pop(@Values);
8190: }
1.127 matthew 8191: #
1.136 matthew 8192: my $identifier = &get_cgi_id();
8193: my $id = 'cgi.'.$identifier;
1.129 matthew 8194: if (! @Values || ref($Values[0]) ne 'ARRAY') {
1.127 matthew 8195: return '';
8196: }
1.225 matthew 8197: #
8198: my @Labels;
8199: if (defined($labels)) {
8200: @Labels = @$labels;
8201: } else {
8202: for (my $i=0;$i<@{$Values[0]};$i++) {
8203: push (@Labels,$i+1);
8204: }
8205: }
8206: #
1.129 matthew 8207: my $NumBars = scalar(@{$Values[0]});
1.225 matthew 8208: if ($NumBars < scalar(@Labels)) { $NumBars = scalar(@Labels); }
1.129 matthew 8209: my %ValuesHash;
8210: my $NumSets=1;
8211: foreach my $array (@Values) {
8212: next if (! ref($array));
1.136 matthew 8213: $ValuesHash{$id.'.data.'.$NumSets++} =
1.132 matthew 8214: join(',',@$array);
1.129 matthew 8215: }
1.127 matthew 8216: #
1.136 matthew 8217: my ($height,$width,$xskip,$bar_width) = (200,120,1,15);
1.225 matthew 8218: if ($NumBars < 3) {
8219: $width = 120+$NumBars*32;
1.220 matthew 8220: $xskip = 1;
1.225 matthew 8221: $bar_width = 30;
8222: } elsif ($NumBars < 5) {
8223: $width = 120+$NumBars*20;
8224: $xskip = 1;
8225: $bar_width = 20;
1.220 matthew 8226: } elsif ($NumBars < 10) {
1.136 matthew 8227: $width = 120+$NumBars*15;
8228: $xskip = 1;
8229: $bar_width = 15;
8230: } elsif ($NumBars <= 25) {
8231: $width = 120+$NumBars*11;
8232: $xskip = 5;
8233: $bar_width = 8;
8234: } elsif ($NumBars <= 50) {
8235: $width = 120+$NumBars*8;
8236: $xskip = 5;
8237: $bar_width = 4;
8238: } else {
8239: $width = 120+$NumBars*8;
8240: $xskip = 5;
8241: $bar_width = 4;
8242: }
8243: #
1.137 matthew 8244: $Max = 1 if ($Max < 1);
8245: if ( int($Max) < $Max ) {
8246: $Max++;
8247: $Max = int($Max);
8248: }
1.127 matthew 8249: $Title = '' if (! defined($Title));
8250: $xlabel = '' if (! defined($xlabel));
8251: $ylabel = '' if (! defined($ylabel));
1.369 www 8252: $ValuesHash{$id.'.title'} = &escape($Title);
8253: $ValuesHash{$id.'.xlabel'} = &escape($xlabel);
8254: $ValuesHash{$id.'.ylabel'} = &escape($ylabel);
1.137 matthew 8255: $ValuesHash{$id.'.y_max_value'} = $Max;
1.136 matthew 8256: $ValuesHash{$id.'.NumBars'} = $NumBars;
8257: $ValuesHash{$id.'.NumSets'} = $NumSets;
8258: $ValuesHash{$id.'.PlotType'} = 'bar';
8259: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
8260: $ValuesHash{$id.'.height'} = $height;
8261: $ValuesHash{$id.'.width'} = $width;
8262: $ValuesHash{$id.'.xskip'} = $xskip;
8263: $ValuesHash{$id.'.bar_width'} = $bar_width;
8264: $ValuesHash{$id.'.labels'} = join(',',@Labels);
1.127 matthew 8265: #
1.228 matthew 8266: # Deal with other parameters
8267: while (my ($key,$value) = each(%$extra_settings)) {
8268: $ValuesHash{$id.'.'.$key} = $value;
8269: }
8270: #
1.646 raeburn 8271: &Apache::lonnet::appenv(\%ValuesHash);
1.137 matthew 8272: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
8273: }
8274:
8275: ############################################################
8276: ############################################################
8277:
8278: =pod
8279:
1.648 raeburn 8280: =item * &DrawXYGraph()
1.137 matthew 8281:
1.138 matthew 8282: Facilitates the plotting of data in an XY graph.
8283: Puts plot definition data into the users environment in order for
8284: graph.png to plot it. Returns an <img> tag for the plot.
8285:
8286: Inputs:
8287:
8288: =over 4
8289:
8290: =item $Title: string, the title of the plot
8291:
8292: =item $xlabel: string, text describing the X-axis of the plot
8293:
8294: =item $ylabel: string, text describing the Y-axis of the plot
8295:
8296: =item $Max: scalar, the maximum Y value to use in the plot
8297: If $Max is < any data point, the graph will not be rendered.
8298:
8299: =item $colors: Array ref containing the hex color codes for the data to be
8300: plotted in. If undefined, default values will be used.
8301:
8302: =item $Xlabels: Array ref containing the labels to be used for the X-axis.
8303:
8304: =item $Ydata: Array ref containing Array refs.
1.185 www 8305: Each of the contained arrays will be plotted as a separate curve.
1.138 matthew 8306:
8307: =item %Values: hash indicating or overriding any default values which are
8308: passed to graph.png.
8309: Possible values are: width, xskip, x_ticks, x_tick_offset, among others.
8310:
8311: =back
8312:
8313: Returns:
8314:
8315: An <img> tag which references graph.png and the appropriate identifying
8316: information for the plot.
8317:
1.137 matthew 8318: =cut
8319:
8320: ############################################################
8321: ############################################################
8322: sub DrawXYGraph {
8323: my ($Title,$xlabel,$ylabel,$Max,$colors,$Xlabels,$Ydata,%Values)=@_;
8324: #
8325: # Create the identifier for the graph
8326: my $identifier = &get_cgi_id();
8327: my $id = 'cgi.'.$identifier;
8328: #
8329: $Title = '' if (! defined($Title));
8330: $xlabel = '' if (! defined($xlabel));
8331: $ylabel = '' if (! defined($ylabel));
8332: my %ValuesHash =
8333: (
1.369 www 8334: $id.'.title' => &escape($Title),
8335: $id.'.xlabel' => &escape($xlabel),
8336: $id.'.ylabel' => &escape($ylabel),
1.137 matthew 8337: $id.'.y_max_value'=> $Max,
8338: $id.'.labels' => join(',',@$Xlabels),
8339: $id.'.PlotType' => 'XY',
8340: );
8341: #
8342: if (defined($colors) && ref($colors) eq 'ARRAY') {
8343: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
8344: }
8345: #
8346: if (! ref($Ydata) || ref($Ydata) ne 'ARRAY') {
8347: return '';
8348: }
8349: my $NumSets=1;
1.138 matthew 8350: foreach my $array (@{$Ydata}){
1.137 matthew 8351: next if (! ref($array));
8352: $ValuesHash{$id.'.data.'.$NumSets++} = join(',',@$array);
8353: }
1.138 matthew 8354: $ValuesHash{$id.'.NumSets'} = $NumSets-1;
1.137 matthew 8355: #
8356: # Deal with other parameters
8357: while (my ($key,$value) = each(%Values)) {
8358: $ValuesHash{$id.'.'.$key} = $value;
1.127 matthew 8359: }
8360: #
1.646 raeburn 8361: &Apache::lonnet::appenv(\%ValuesHash);
1.136 matthew 8362: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
8363: }
8364:
8365: ############################################################
8366: ############################################################
8367:
8368: =pod
8369:
1.648 raeburn 8370: =item * &DrawXYYGraph()
1.138 matthew 8371:
8372: Facilitates the plotting of data in an XY graph with two Y axes.
8373: Puts plot definition data into the users environment in order for
8374: graph.png to plot it. Returns an <img> tag for the plot.
8375:
8376: Inputs:
8377:
8378: =over 4
8379:
8380: =item $Title: string, the title of the plot
8381:
8382: =item $xlabel: string, text describing the X-axis of the plot
8383:
8384: =item $ylabel: string, text describing the Y-axis of the plot
8385:
8386: =item $colors: Array ref containing the hex color codes for the data to be
8387: plotted in. If undefined, default values will be used.
8388:
8389: =item $Xlabels: Array ref containing the labels to be used for the X-axis.
8390:
8391: =item $Ydata1: The first data set
8392:
8393: =item $Min1: The minimum value of the left Y-axis
8394:
8395: =item $Max1: The maximum value of the left Y-axis
8396:
8397: =item $Ydata2: The second data set
8398:
8399: =item $Min2: The minimum value of the right Y-axis
8400:
8401: =item $Max2: The maximum value of the left Y-axis
8402:
8403: =item %Values: hash indicating or overriding any default values which are
8404: passed to graph.png.
8405: Possible values are: width, xskip, x_ticks, x_tick_offset, among others.
8406:
8407: =back
8408:
8409: Returns:
8410:
8411: An <img> tag which references graph.png and the appropriate identifying
8412: information for the plot.
1.136 matthew 8413:
8414: =cut
8415:
8416: ############################################################
8417: ############################################################
1.137 matthew 8418: sub DrawXYYGraph {
8419: my ($Title,$xlabel,$ylabel,$colors,$Xlabels,$Ydata1,$Min1,$Max1,
8420: $Ydata2,$Min2,$Max2,%Values)=@_;
1.136 matthew 8421: #
8422: # Create the identifier for the graph
8423: my $identifier = &get_cgi_id();
8424: my $id = 'cgi.'.$identifier;
8425: #
8426: $Title = '' if (! defined($Title));
8427: $xlabel = '' if (! defined($xlabel));
8428: $ylabel = '' if (! defined($ylabel));
8429: my %ValuesHash =
8430: (
1.369 www 8431: $id.'.title' => &escape($Title),
8432: $id.'.xlabel' => &escape($xlabel),
8433: $id.'.ylabel' => &escape($ylabel),
1.136 matthew 8434: $id.'.labels' => join(',',@$Xlabels),
8435: $id.'.PlotType' => 'XY',
8436: $id.'.NumSets' => 2,
1.137 matthew 8437: $id.'.two_axes' => 1,
8438: $id.'.y1_max_value' => $Max1,
8439: $id.'.y1_min_value' => $Min1,
8440: $id.'.y2_max_value' => $Max2,
8441: $id.'.y2_min_value' => $Min2,
1.136 matthew 8442: );
8443: #
1.137 matthew 8444: if (defined($colors) && ref($colors) eq 'ARRAY') {
8445: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
8446: }
8447: #
8448: if (! ref($Ydata1) || ref($Ydata1) ne 'ARRAY' ||
8449: ! ref($Ydata2) || ref($Ydata2) ne 'ARRAY'){
1.136 matthew 8450: return '';
8451: }
8452: my $NumSets=1;
1.137 matthew 8453: foreach my $array ($Ydata1,$Ydata2){
1.136 matthew 8454: next if (! ref($array));
8455: $ValuesHash{$id.'.data.'.$NumSets++} = join(',',@$array);
1.137 matthew 8456: }
8457: #
8458: # Deal with other parameters
8459: while (my ($key,$value) = each(%Values)) {
8460: $ValuesHash{$id.'.'.$key} = $value;
1.136 matthew 8461: }
8462: #
1.646 raeburn 8463: &Apache::lonnet::appenv(\%ValuesHash);
1.130 albertel 8464: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
1.139 matthew 8465: }
8466:
8467: ############################################################
8468: ############################################################
8469:
8470: =pod
8471:
1.157 matthew 8472: =back
8473:
1.139 matthew 8474: =head1 Statistics helper routines?
8475:
8476: Bad place for them but what the hell.
8477:
1.157 matthew 8478: =over 4
8479:
1.648 raeburn 8480: =item * &chartlink()
1.139 matthew 8481:
8482: Returns a link to the chart for a specific student.
8483:
8484: Inputs:
8485:
8486: =over 4
8487:
8488: =item $linktext: The text of the link
8489:
8490: =item $sname: The students username
8491:
8492: =item $sdomain: The students domain
8493:
8494: =back
8495:
1.157 matthew 8496: =back
8497:
1.139 matthew 8498: =cut
8499:
8500: ############################################################
8501: ############################################################
8502: sub chartlink {
8503: my ($linktext, $sname, $sdomain) = @_;
8504: my $link = '<a href="/adm/statistics?reportSelected=student_assessment'.
1.369 www 8505: '&SelectedStudent='.&escape($sname.':'.$sdomain).
1.219 albertel 8506: '&chartoutputmode='.HTML::Entities::encode('html, with all links').
1.139 matthew 8507: '">'.$linktext.'</a>';
1.153 matthew 8508: }
8509:
8510: #######################################################
8511: #######################################################
8512:
8513: =pod
8514:
8515: =head1 Course Environment Routines
1.157 matthew 8516:
8517: =over 4
1.153 matthew 8518:
1.648 raeburn 8519: =item * &restore_course_settings()
1.153 matthew 8520:
1.648 raeburn 8521: =item * &store_course_settings()
1.153 matthew 8522:
8523: Restores/Store indicated form parameters from the course environment.
8524: Will not overwrite existing values of the form parameters.
8525:
8526: Inputs:
8527: a scalar describing the data (e.g. 'chart', 'problem_analysis')
8528:
8529: a hash ref describing the data to be stored. For example:
8530:
8531: %Save_Parameters = ('Status' => 'scalar',
8532: 'chartoutputmode' => 'scalar',
8533: 'chartoutputdata' => 'scalar',
8534: 'Section' => 'array',
1.373 raeburn 8535: 'Group' => 'array',
1.153 matthew 8536: 'StudentData' => 'array',
8537: 'Maps' => 'array');
8538:
8539: Returns: both routines return nothing
8540:
1.631 raeburn 8541: =back
8542:
1.153 matthew 8543: =cut
8544:
8545: #######################################################
8546: #######################################################
8547: sub store_course_settings {
1.496 albertel 8548: return &store_settings($env{'request.course.id'},@_);
8549: }
8550:
8551: sub store_settings {
1.153 matthew 8552: # save to the environment
8553: # appenv the same items, just to be safe
1.300 albertel 8554: my $udom = $env{'user.domain'};
8555: my $uname = $env{'user.name'};
1.496 albertel 8556: my ($context,$prefix,$Settings) = @_;
1.153 matthew 8557: my %SaveHash;
8558: my %AppHash;
8559: while (my ($setting,$type) = each(%$Settings)) {
1.496 albertel 8560: my $basename = join('.','internal',$context,$prefix,$setting);
1.300 albertel 8561: my $envname = 'environment.'.$basename;
1.258 albertel 8562: if (exists($env{'form.'.$setting})) {
1.153 matthew 8563: # Save this value away
8564: if ($type eq 'scalar' &&
1.258 albertel 8565: (! exists($env{$envname}) ||
8566: $env{$envname} ne $env{'form.'.$setting})) {
8567: $SaveHash{$basename} = $env{'form.'.$setting};
8568: $AppHash{$envname} = $env{'form.'.$setting};
1.153 matthew 8569: } elsif ($type eq 'array') {
8570: my $stored_form;
1.258 albertel 8571: if (ref($env{'form.'.$setting})) {
1.153 matthew 8572: $stored_form = join(',',
8573: map {
1.369 www 8574: &escape($_);
1.258 albertel 8575: } sort(@{$env{'form.'.$setting}}));
1.153 matthew 8576: } else {
8577: $stored_form =
1.369 www 8578: &escape($env{'form.'.$setting});
1.153 matthew 8579: }
8580: # Determine if the array contents are the same.
1.258 albertel 8581: if ($stored_form ne $env{$envname}) {
1.153 matthew 8582: $SaveHash{$basename} = $stored_form;
8583: $AppHash{$envname} = $stored_form;
8584: }
8585: }
8586: }
8587: }
8588: my $put_result = &Apache::lonnet::put('environment',\%SaveHash,
1.300 albertel 8589: $udom,$uname);
1.153 matthew 8590: if ($put_result !~ /^(ok|delayed)/) {
8591: &Apache::lonnet::logthis('unable to save form parameters, '.
8592: 'got error:'.$put_result);
8593: }
8594: # Make sure these settings stick around in this session, too
1.646 raeburn 8595: &Apache::lonnet::appenv(\%AppHash);
1.153 matthew 8596: return;
8597: }
8598:
8599: sub restore_course_settings {
1.499 albertel 8600: return &restore_settings($env{'request.course.id'},@_);
1.496 albertel 8601: }
8602:
8603: sub restore_settings {
8604: my ($context,$prefix,$Settings) = @_;
1.153 matthew 8605: while (my ($setting,$type) = each(%$Settings)) {
1.258 albertel 8606: next if (exists($env{'form.'.$setting}));
1.496 albertel 8607: my $envname = 'environment.internal.'.$context.'.'.$prefix.
1.153 matthew 8608: '.'.$setting;
1.258 albertel 8609: if (exists($env{$envname})) {
1.153 matthew 8610: if ($type eq 'scalar') {
1.258 albertel 8611: $env{'form.'.$setting} = $env{$envname};
1.153 matthew 8612: } elsif ($type eq 'array') {
1.258 albertel 8613: $env{'form.'.$setting} = [
1.153 matthew 8614: map {
1.369 www 8615: &unescape($_);
1.258 albertel 8616: } split(',',$env{$envname})
1.153 matthew 8617: ];
8618: }
8619: }
8620: }
1.127 matthew 8621: }
8622:
1.618 raeburn 8623: #######################################################
8624: #######################################################
8625:
8626: =pod
8627:
8628: =head1 Domain E-mail Routines
8629:
8630: =over 4
8631:
1.648 raeburn 8632: =item * &build_recipient_list()
1.618 raeburn 8633:
8634: Build recipient lists for three types of e-mail:
8635: (a) Error Reports, (b) Package Updates, (c) Help requests, generated by
1.619 raeburn 8636: lonerrorhandler.pm, CHECKRPMS and lonsupportreq.pm respectively.
1.618 raeburn 8637:
8638: Inputs:
1.619 raeburn 8639: defmail (scalar - email address of default recipient),
1.618 raeburn 8640: mailing type (scalar - errormail, packagesmail, or helpdeskmail),
1.619 raeburn 8641: defdom (domain for which to retrieve configuration settings),
8642: origmail (scalar - email address of recipient from loncapa.conf,
8643: i.e., predates configuration by DC via domainprefs.pm
1.618 raeburn 8644:
1.655 raeburn 8645: Returns: comma separated list of addresses to which to send e-mail.
8646:
8647: =back
1.618 raeburn 8648:
8649: =cut
8650:
8651: ############################################################
8652: ############################################################
8653: sub build_recipient_list {
1.619 raeburn 8654: my ($defmail,$mailing,$defdom,$origmail) = @_;
1.618 raeburn 8655: my @recipients;
8656: my $otheremails;
8657: my %domconfig =
8658: &Apache::lonnet::get_dom('configuration',['contacts'],$defdom);
8659: if (ref($domconfig{'contacts'}) eq 'HASH') {
8660: if (ref($domconfig{'contacts'}{$mailing}) eq 'HASH') {
8661: my @contacts = ('adminemail','supportemail');
8662: foreach my $item (@contacts) {
8663: if ($domconfig{'contacts'}{$mailing}{$item}) {
1.619 raeburn 8664: my $addr = $domconfig{'contacts'}{$item};
8665: if (!grep(/^\Q$addr\E$/,@recipients)) {
8666: push(@recipients,$addr);
8667: }
1.618 raeburn 8668: }
8669: $otheremails = $domconfig{'contacts'}{$mailing}{'others'};
8670: }
8671: }
1.619 raeburn 8672: } elsif ($origmail ne '') {
8673: push(@recipients,$origmail);
1.618 raeburn 8674: }
1.688 raeburn 8675: if (defined($defmail)) {
8676: if ($defmail ne '') {
8677: push(@recipients,$defmail);
8678: }
1.618 raeburn 8679: }
8680: if ($otheremails) {
1.619 raeburn 8681: my @others;
8682: if ($otheremails =~ /,/) {
8683: @others = split(/,/,$otheremails);
1.618 raeburn 8684: } else {
1.619 raeburn 8685: push(@others,$otheremails);
8686: }
8687: foreach my $addr (@others) {
8688: if (!grep(/^\Q$addr\E$/,@recipients)) {
8689: push(@recipients,$addr);
8690: }
1.618 raeburn 8691: }
8692: }
1.619 raeburn 8693: my $recipientlist = join(',',@recipients);
1.618 raeburn 8694: return $recipientlist;
8695: }
8696:
1.127 matthew 8697: ############################################################
8698: ############################################################
1.154 albertel 8699:
1.655 raeburn 8700: =pod
8701:
8702: =head1 Course Catalog Routines
8703:
8704: =over 4
8705:
8706: =item * &gather_categories()
8707:
8708: Converts category definitions - keys of categories hash stored in
8709: coursecategories in configuration.db on the primary library server in a
8710: domain - to an array. Also generates javascript and idx hash used to
8711: generate Domain Coordinator interface for editing Course Categories.
8712:
8713: Inputs:
1.663 raeburn 8714:
1.655 raeburn 8715: categories (reference to hash of category definitions).
1.663 raeburn 8716:
1.655 raeburn 8717: cats (reference to array of arrays/hashes which encapsulates hierarchy of
8718: categories and subcategories).
1.663 raeburn 8719:
1.655 raeburn 8720: idx (reference to hash of counters used in Domain Coordinator interface for
8721: editing Course Categories).
1.663 raeburn 8722:
1.655 raeburn 8723: jsarray (reference to array of categories used to create Javascript arrays for
8724: Domain Coordinator interface for editing Course Categories).
8725:
8726: Returns: nothing
8727:
8728: Side effects: populates cats, idx and jsarray.
8729:
8730: =cut
8731:
8732: sub gather_categories {
8733: my ($categories,$cats,$idx,$jsarray) = @_;
8734: my %counters;
8735: my $num = 0;
8736: foreach my $item (keys(%{$categories})) {
8737: my ($cat,$container,$depth) = map { &unescape($_); } split(/:/,$item);
8738: if ($container eq '' && $depth == 0) {
8739: $cats->[$depth][$categories->{$item}] = $cat;
8740: } else {
8741: $cats->[$depth]{$container}[$categories->{$item}] = $cat;
8742: }
8743: my ($escitem,$tail) = split(/:/,$item,2);
8744: if ($counters{$tail} eq '') {
8745: $counters{$tail} = $num;
8746: $num ++;
8747: }
8748: if (ref($idx) eq 'HASH') {
8749: $idx->{$item} = $counters{$tail};
8750: }
8751: if (ref($jsarray) eq 'ARRAY') {
8752: push(@{$jsarray->[$counters{$tail}]},$item);
8753: }
8754: }
8755: return;
8756: }
8757:
8758: =pod
8759:
8760: =item * &extract_categories()
8761:
8762: Used to generate breadcrumb trails for course categories.
8763:
8764: Inputs:
1.663 raeburn 8765:
1.655 raeburn 8766: categories (reference to hash of category definitions).
1.663 raeburn 8767:
1.655 raeburn 8768: cats (reference to array of arrays/hashes which encapsulates hierarchy of
8769: categories and subcategories).
1.663 raeburn 8770:
1.655 raeburn 8771: trails (reference to array of breacrumb trails for each category).
1.663 raeburn 8772:
1.655 raeburn 8773: allitems (reference to hash - key is category key
8774: (format: escaped(name):escaped(parent category):depth in hierarchy).
1.663 raeburn 8775:
1.655 raeburn 8776: idx (reference to hash of counters used in Domain Coordinator interface for
8777: editing Course Categories).
1.663 raeburn 8778:
1.655 raeburn 8779: jsarray (reference to array of categories used to create Javascript arrays for
8780: Domain Coordinator interface for editing Course Categories).
8781:
1.665 raeburn 8782: subcats (reference to hash of arrays containing all subcategories within each
8783: category, -recursive)
8784:
1.655 raeburn 8785: Returns: nothing
8786:
8787: Side effects: populates trails and allitems hash references.
8788:
8789: =cut
8790:
8791: sub extract_categories {
1.665 raeburn 8792: my ($categories,$cats,$trails,$allitems,$idx,$jsarray,$subcats) = @_;
1.655 raeburn 8793: if (ref($categories) eq 'HASH') {
8794: &gather_categories($categories,$cats,$idx,$jsarray);
8795: if (ref($cats->[0]) eq 'ARRAY') {
8796: for (my $i=0; $i<@{$cats->[0]}; $i++) {
8797: my $name = $cats->[0][$i];
8798: my $item = &escape($name).'::0';
8799: my $trailstr;
8800: if ($name eq 'instcode') {
8801: $trailstr = &mt('Official courses (with institutional codes)');
8802: } else {
8803: $trailstr = $name;
8804: }
8805: if ($allitems->{$item} eq '') {
8806: push(@{$trails},$trailstr);
8807: $allitems->{$item} = scalar(@{$trails})-1;
8808: }
8809: my @parents = ($name);
8810: if (ref($cats->[1]{$name}) eq 'ARRAY') {
8811: for (my $j=0; $j<@{$cats->[1]{$name}}; $j++) {
8812: my $category = $cats->[1]{$name}[$j];
1.665 raeburn 8813: if (ref($subcats) eq 'HASH') {
8814: push(@{$subcats->{$item}},&escape($category).':'.&escape($name).':1');
8815: }
8816: &recurse_categories($cats,2,$category,$trails,$allitems,\@parents,$subcats);
8817: }
8818: } else {
8819: if (ref($subcats) eq 'HASH') {
8820: $subcats->{$item} = [];
1.655 raeburn 8821: }
8822: }
8823: }
8824: }
8825: }
8826: return;
8827: }
8828:
8829: =pod
8830:
8831: =item *&recurse_categories()
8832:
8833: Recursively used to generate breadcrumb trails for course categories.
8834:
8835: Inputs:
1.663 raeburn 8836:
1.655 raeburn 8837: cats (reference to array of arrays/hashes which encapsulates hierarchy of
8838: categories and subcategories).
1.663 raeburn 8839:
1.655 raeburn 8840: depth (current depth in hierarchy of categories and sub-categories - 0 indexed).
1.663 raeburn 8841:
8842: category (current course category, for which breadcrumb trail is being generated).
8843:
8844: trails (reference to array of breadcrumb trails for each category).
8845:
1.655 raeburn 8846: allitems (reference to hash - key is category key
8847: (format: escaped(name):escaped(parent category):depth in hierarchy).
1.663 raeburn 8848:
1.655 raeburn 8849: parents (array containing containers directories for current category,
8850: back to top level).
8851:
8852: Returns: nothing
8853:
8854: Side effects: populates trails and allitems hash references
8855:
8856: =cut
8857:
8858: sub recurse_categories {
1.665 raeburn 8859: my ($cats,$depth,$category,$trails,$allitems,$parents,$subcats) = @_;
1.655 raeburn 8860: my $shallower = $depth - 1;
8861: if (ref($cats->[$depth]{$category}) eq 'ARRAY') {
8862: for (my $k=0; $k<@{$cats->[$depth]{$category}}; $k++) {
8863: my $name = $cats->[$depth]{$category}[$k];
8864: my $item = &escape($category).':'.&escape($parents->[-1]).':'.$shallower;
8865: my $trailstr = join(' -> ',(@{$parents},$category));
8866: if ($allitems->{$item} eq '') {
8867: push(@{$trails},$trailstr);
8868: $allitems->{$item} = scalar(@{$trails})-1;
8869: }
8870: my $deeper = $depth+1;
8871: push(@{$parents},$category);
1.665 raeburn 8872: if (ref($subcats) eq 'HASH') {
8873: my $subcat = &escape($name).':'.$category.':'.$depth;
8874: for (my $j=@{$parents}; $j>=0; $j--) {
8875: my $higher;
8876: if ($j > 0) {
8877: $higher = &escape($parents->[$j]).':'.
8878: &escape($parents->[$j-1]).':'.$j;
8879: } else {
8880: $higher = &escape($parents->[$j]).'::'.$j;
8881: }
8882: push(@{$subcats->{$higher}},$subcat);
8883: }
8884: }
8885: &recurse_categories($cats,$deeper,$name,$trails,$allitems,$parents,
8886: $subcats);
1.655 raeburn 8887: pop(@{$parents});
8888: }
8889: } else {
8890: my $item = &escape($category).':'.&escape($parents->[-1]).':'.$shallower;
8891: my $trailstr = join(' -> ',(@{$parents},$category));
8892: if ($allitems->{$item} eq '') {
8893: push(@{$trails},$trailstr);
8894: $allitems->{$item} = scalar(@{$trails})-1;
8895: }
8896: }
8897: return;
8898: }
8899:
1.663 raeburn 8900: =pod
8901:
8902: =item *&assign_categories_table()
8903:
8904: Create a datatable for display of hierarchical categories in a domain,
8905: with checkboxes to allow a course to be categorized.
8906:
8907: Inputs:
8908:
8909: cathash - reference to hash of categories defined for the domain (from
8910: configuration.db)
8911:
8912: currcat - scalar with an & separated list of categories assigned to a course.
8913:
8914: Returns: $output (markup to be displayed)
8915:
8916: =cut
8917:
8918: sub assign_categories_table {
8919: my ($cathash,$currcat) = @_;
8920: my $output;
8921: if (ref($cathash) eq 'HASH') {
8922: my (@cats,@trails,%allitems,%idx,@jsarray,@path,$maxdepth);
8923: &extract_categories($cathash,\@cats,\@trails,\%allitems,\%idx,\@jsarray);
8924: $maxdepth = scalar(@cats);
8925: if (@cats > 0) {
8926: my $itemcount = 0;
8927: if (ref($cats[0]) eq 'ARRAY') {
8928: $output = &Apache::loncommon::start_data_table();
8929: my @currcategories;
8930: if ($currcat ne '') {
8931: @currcategories = split('&',$currcat);
8932: }
8933: for (my $i=0; $i<@{$cats[0]}; $i++) {
8934: my $parent = $cats[0][$i];
8935: my $css_class = $itemcount%2?' class="LC_odd_row"':'';
8936: next if ($parent eq 'instcode');
8937: my $item = &escape($parent).'::0';
8938: my $checked = '';
8939: if (@currcategories > 0) {
8940: if (grep(/^\Q$item\E$/,@currcategories)) {
8941: $checked = ' checked="checked" ';
8942: }
8943: }
1.675 raeburn 8944: $output .= '<tr '.$css_class.'><td><span class="LC_nobreak">'.
8945: '<input type="checkbox" name="usecategory" value="'.
8946: $item.'"'.$checked.' />'.$parent.'</span>'.
8947: '<input type="hidden" name="catname" value="'.$parent.'" /></td>';
1.663 raeburn 8948: my $depth = 1;
8949: push(@path,$parent);
8950: $output .= &assign_category_rows($itemcount,\@cats,$depth,$parent,\@path,\@currcategories);
8951: pop(@path);
8952: $output .= '</tr><tr><td colspan="'.$maxdepth.'" class="LC_row_separator"></td></tr>';
8953: $itemcount ++;
8954: }
8955: $output .= &Apache::loncommon::end_data_table();
8956: }
8957: }
8958: }
8959: return $output;
8960: }
8961:
8962: =pod
8963:
8964: =item *&assign_category_rows()
8965:
8966: Create a datatable row for display of nested categories in a domain,
8967: with checkboxes to allow a course to be categorized,called recursively.
8968:
8969: Inputs:
8970:
8971: itemcount - track row number for alternating colors
8972:
8973: cats - reference to array of arrays/hashes which encapsulates hierarchy of
8974: categories and subcategories.
8975:
8976: depth - current depth in hierarchy of categories and sub-categories - 0 indexed.
8977:
8978: parent - parent of current category item
8979:
8980: path - Array containing all categories back up through the hierarchy from the
8981: current category to the top level.
8982:
8983: currcategories - reference to array of current categories assigned to the course
8984:
8985: Returns: $output (markup to be displayed).
8986:
8987: =cut
8988:
8989: sub assign_category_rows {
8990: my ($itemcount,$cats,$depth,$parent,$path,$currcategories) = @_;
8991: my ($text,$name,$item,$chgstr);
8992: if (ref($cats) eq 'ARRAY') {
8993: my $maxdepth = scalar(@{$cats});
8994: if (ref($cats->[$depth]) eq 'HASH') {
8995: if (ref($cats->[$depth]{$parent}) eq 'ARRAY') {
8996: my $numchildren = @{$cats->[$depth]{$parent}};
8997: my $css_class = $itemcount%2?' class="LC_odd_row"':'';
8998: $text .= '<td><table class="LC_datatable">';
8999: for (my $j=0; $j<$numchildren; $j++) {
9000: $name = $cats->[$depth]{$parent}[$j];
9001: $item = &escape($name).':'.&escape($parent).':'.$depth;
9002: my $deeper = $depth+1;
9003: my $checked = '';
9004: if (ref($currcategories) eq 'ARRAY') {
9005: if (@{$currcategories} > 0) {
9006: if (grep(/^\Q$item\E$/,@{$currcategories})) {
9007: $checked = ' checked="checked" ';
9008: }
9009: }
9010: }
1.664 raeburn 9011: $text .= '<tr><td><span class="LC_nobreak"><label>'.
9012: '<input type="checkbox" name="usecategory" value="'.
1.675 raeburn 9013: $item.'"'.$checked.' />'.$name.'</label></span>'.
9014: '<input type="hidden" name="catname" value="'.$name.'" />'.
9015: '</td><td>';
1.663 raeburn 9016: if (ref($path) eq 'ARRAY') {
9017: push(@{$path},$name);
9018: $text .= &assign_category_rows($itemcount,$cats,$deeper,$name,$path,$currcategories);
9019: pop(@{$path});
9020: }
9021: $text .= '</td></tr>';
9022: }
9023: $text .= '</table></td>';
9024: }
9025: }
9026: }
9027: return $text;
9028: }
9029:
1.655 raeburn 9030: ############################################################
9031: ############################################################
9032:
9033:
1.443 albertel 9034: sub commit_customrole {
1.664 raeburn 9035: my ($udom,$uname,$url,$three,$four,$five,$start,$end,$context) = @_;
1.630 raeburn 9036: my $output = &mt('Assigning custom role').' "'.$five.'" by '.$four.':'.$three.' in '.$url.
1.443 albertel 9037: ($start?', '.&mt('starting').' '.localtime($start):'').
9038: ($end?', ending '.localtime($end):'').': <b>'.
9039: &Apache::lonnet::assigncustomrole(
1.664 raeburn 9040: $udom,$uname,$url,$three,$four,$five,$end,$start,undef,undef,$context).
1.443 albertel 9041: '</b><br />';
9042: return $output;
9043: }
9044:
9045: sub commit_standardrole {
1.541 raeburn 9046: my ($udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;
9047: my ($output,$logmsg,$linefeed);
9048: if ($context eq 'auto') {
9049: $linefeed = "\n";
9050: } else {
9051: $linefeed = "<br />\n";
9052: }
1.443 albertel 9053: if ($three eq 'st') {
1.541 raeburn 9054: my $result = &commit_studentrole(\$logmsg,$udom,$uname,$url,$three,$start,$end,
9055: $one,$two,$sec,$context);
9056: if (($result =~ /^error/) || ($result eq 'not_in_class') ||
1.626 raeburn 9057: ($result eq 'unknown_course') || ($result eq 'refused')) {
9058: $output = $logmsg.' '.&mt('Error: ').$result."\n";
1.443 albertel 9059: } else {
1.541 raeburn 9060: $output = $logmsg.$linefeed.&mt('Assigning').' '.$three.' in '.$url.
1.443 albertel 9061: ($start?', '.&mt('starting').' '.localtime($start):'').
1.541 raeburn 9062: ($end?', '.&mt('ending').' '.localtime($end):'').': ';
9063: if ($context eq 'auto') {
9064: $output .= $result.$linefeed.&mt('Add to classlist').': ok';
9065: } else {
9066: $output .= '<b>'.$result.'</b>'.$linefeed.
9067: &mt('Add to classlist').': <b>ok</b>';
9068: }
9069: $output .= $linefeed;
1.443 albertel 9070: }
9071: } else {
9072: $output = &mt('Assigning').' '.$three.' in '.$url.
9073: ($start?', '.&mt('starting').' '.localtime($start):'').
1.541 raeburn 9074: ($end?', '.&mt('ending').' '.localtime($end):'').': ';
1.652 raeburn 9075: my $result = &Apache::lonnet::assignrole($udom,$uname,$url,$three,$end,$start,'','',$context);
1.541 raeburn 9076: if ($context eq 'auto') {
9077: $output .= $result.$linefeed;
9078: } else {
9079: $output .= '<b>'.$result.'</b>'.$linefeed;
9080: }
1.443 albertel 9081: }
9082: return $output;
9083: }
9084:
9085: sub commit_studentrole {
1.541 raeburn 9086: my ($logmsg,$udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;
1.626 raeburn 9087: my ($result,$linefeed,$oldsecurl,$newsecurl);
1.541 raeburn 9088: if ($context eq 'auto') {
9089: $linefeed = "\n";
9090: } else {
9091: $linefeed = '<br />'."\n";
9092: }
1.443 albertel 9093: if (defined($one) && defined($two)) {
9094: my $cid=$one.'_'.$two;
9095: my $oldsec=&Apache::lonnet::getsection($udom,$uname,$cid);
9096: my $secchange = 0;
9097: my $expire_role_result;
9098: my $modify_section_result;
1.628 raeburn 9099: if ($oldsec ne '-1') {
9100: if ($oldsec ne $sec) {
1.443 albertel 9101: $secchange = 1;
1.628 raeburn 9102: my $now = time;
1.443 albertel 9103: my $uurl='/'.$cid;
9104: $uurl=~s/\_/\//g;
9105: if ($oldsec) {
9106: $uurl.='/'.$oldsec;
9107: }
1.626 raeburn 9108: $oldsecurl = $uurl;
1.628 raeburn 9109: $expire_role_result =
1.652 raeburn 9110: &Apache::lonnet::assignrole($udom,$uname,$uurl,'st',$now,'','',$context);
1.628 raeburn 9111: if ($env{'request.course.sec'} ne '') {
9112: if ($expire_role_result eq 'refused') {
9113: my @roles = ('st');
9114: my @statuses = ('previous');
9115: my @roledoms = ($one);
9116: my $withsec = 1;
9117: my %roleshash =
9118: &Apache::lonnet::get_my_roles($uname,$udom,'userroles',
9119: \@statuses,\@roles,\@roledoms,$withsec);
9120: if (defined ($roleshash{$two.':'.$one.':st:'.$oldsec})) {
9121: my ($oldstart,$oldend) =
9122: split(':',$roleshash{$two.':'.$one.':st:'.$oldsec});
9123: if ($oldend > 0 && $oldend <= $now) {
9124: $expire_role_result = 'ok';
9125: }
9126: }
9127: }
9128: }
1.443 albertel 9129: $result = $expire_role_result;
9130: }
9131: }
9132: if (($expire_role_result eq 'ok') || ($secchange == 0)) {
1.652 raeburn 9133: $modify_section_result = &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,$sec,$end,$start,'','',$cid,'',$context);
1.443 albertel 9134: if ($modify_section_result =~ /^ok/) {
9135: if ($secchange == 1) {
1.628 raeburn 9136: if ($sec eq '') {
9137: $$logmsg .= &mt('Section for [_1] switched from (possibly expired) old section: [_2] to student role without a section.',$uname,$oldsec).$linefeed;
9138: } else {
9139: $$logmsg .= &mt('Section for [_1] switched from (possibly expired) old section: [_2] to new section: [_3].',$uname,$oldsec,$sec).$linefeed;
9140: }
1.443 albertel 9141: } elsif ($oldsec eq '-1') {
1.628 raeburn 9142: if ($sec eq '') {
9143: $$logmsg .= &mt('New student role without a section for [_1] in course [_2].',$uname,$cid).$linefeed;
9144: } else {
9145: $$logmsg .= &mt('New student role for [_1] in section [_2] in course [_3].',$uname,$sec,$cid).$linefeed;
9146: }
1.443 albertel 9147: } else {
1.628 raeburn 9148: if ($sec eq '') {
9149: $$logmsg .= &mt('Student [_1] assigned to course [_2] without a section.',$uname,$cid).$linefeed;
9150: } else {
9151: $$logmsg .= &mt('Student [_1] assigned to section [_2] in course [_3].',$uname,$sec,$cid).$linefeed;
9152: }
1.443 albertel 9153: }
9154: } else {
1.628 raeburn 9155: if ($secchange) {
9156: $$logmsg .= &mt('Error when attempting section change for [_1] from old section "[_2]" to new section: "[_3]" in course [_4] -error:',$uname,$oldsec,$sec,$cid).' '.$modify_section_result.$linefeed;
9157: } else {
9158: $$logmsg .= &mt('Error when attempting to modify role for [_1] for section: "[_2]" in course [_3] -error:',$uname,$sec,$cid).' '.$modify_section_result.$linefeed;
9159: }
1.443 albertel 9160: }
9161: $result = $modify_section_result;
9162: } elsif ($secchange == 1) {
1.628 raeburn 9163: if ($oldsec eq '') {
9164: $$logmsg .= &mt('Error when attempting to expire existing role without a section for [_1] in course [_3] -error: ',$uname,$cid).' '.$expire_role_result.$linefeed;
9165: } else {
9166: $$logmsg .= &mt('Error when attempting to expire existing role for [_1] in section [_2] in course [_3] -error: ',$uname,$oldsec,$cid).' '.$expire_role_result.$linefeed;
9167: }
1.626 raeburn 9168: if ($expire_role_result eq 'refused') {
9169: my $newsecurl = '/'.$cid;
9170: $newsecurl =~ s/\_/\//g;
9171: if ($sec ne '') {
9172: $newsecurl.='/'.$sec;
9173: }
9174: if (&Apache::lonnet::allowed('cst',$newsecurl) && !(&Apache::lonnet::allowed('cst',$oldsecurl))) {
9175: if ($sec eq '') {
9176: $$logmsg .= &mt('Although your current role has privileges to add students to section "[_1]", you do not have privileges to modify existing enrollments unaffiliated with any section.',$sec).$linefeed;
9177: } else {
9178: $$logmsg .= &mt('Although your current role has privileges to add students to section "[_1]", you do not have privileges to modify existing enrollments in other sections.',$sec).$linefeed;
9179: }
9180: }
9181: }
1.443 albertel 9182: }
9183: } else {
1.626 raeburn 9184: $$logmsg .= &mt('Incomplete course id defined.').$linefeed.&mt('Addition of user [_1] from domain [_2] to course [_3], section [_4] not completed.',$uname,$udom,$one.'_'.$two,$sec).$linefeed;
1.443 albertel 9185: $result = "error: incomplete course id\n";
9186: }
9187: return $result;
9188: }
9189:
9190: ############################################################
9191: ############################################################
9192:
1.566 albertel 9193: sub check_clone {
1.578 raeburn 9194: my ($args,$linefeed) = @_;
1.566 albertel 9195: my $cloneid='/'.$args->{'clonedomain'}.'/'.$args->{'clonecourse'};
9196: my ($clonecrsudom,$clonecrsunum)= &LONCAPA::split_courseid($cloneid);
9197: my $clonehome=&Apache::lonnet::homeserver($clonecrsunum,$clonecrsudom);
9198: my $clonemsg;
9199: my $can_clone = 0;
9200:
9201: if ($clonehome eq 'no_host') {
1.578 raeburn 9202: $clonemsg = &mt('No new course created.').$linefeed.&mt('A new course could not be cloned from the specified original - [_1] - because it is a non-existent course.',$args->{'clonecourse'}.':'.$args->{'clonedomain'});
1.566 albertel 9203: } else {
9204: my %clonedesc = &Apache::lonnet::coursedescription($cloneid,{'one_time' => 1});
1.568 albertel 9205: if ($env{'request.role.domain'} eq $args->{'clonedomain'}) {
1.566 albertel 9206: $can_clone = 1;
9207: } else {
9208: my %clonehash = &Apache::lonnet::get('environment',['cloners'],
9209: $args->{'clonedomain'},$args->{'clonecourse'});
9210: my @cloners = split(/,/,$clonehash{'cloners'});
1.578 raeburn 9211: if (grep(/^\*$/,@cloners)) {
9212: $can_clone = 1;
9213: } elsif (grep(/^\*\:\Q$args->{'ccdomain'}\E$/,@cloners)) {
9214: $can_clone = 1;
9215: } else {
9216: my %roleshash =
9217: &Apache::lonnet::get_my_roles($args->{'ccuname'},
9218: $args->{'ccdomain'},
9219: 'userroles',['active'],['cc'],
9220: [$args->{'clonedomain'}]);
9221: if (($roleshash{$args->{'clonecourse'}.':'.$args->{'clonedomain'}.':cc'}) || (grep(/^\Q$args->{'ccuname'}\E:\Q$args->{'ccdomain'}\E$/,@cloners))) {
9222: $can_clone = 1;
9223: } else {
9224: $clonemsg = &mt('No new course created.').$linefeed.&mt('The new course could not be cloned from the existing course because the new course owner ([_1]) does not have cloning rights in the existing course ([_2]).',$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'});
9225: }
1.566 albertel 9226: }
1.578 raeburn 9227: }
1.566 albertel 9228: }
9229: return ($can_clone, $clonemsg, $cloneid, $clonehome);
9230: }
9231:
1.444 albertel 9232: sub construct_course {
1.541 raeburn 9233: my ($args,$logmsg,$courseid,$crsudom,$crsunum,$udom,$uname,$context) = @_;
1.444 albertel 9234: my $outcome;
1.541 raeburn 9235: my $linefeed = '<br />'."\n";
9236: if ($context eq 'auto') {
9237: $linefeed = "\n";
9238: }
1.566 albertel 9239:
9240: #
9241: # Are we cloning?
9242: #
9243: my ($can_clone, $clonemsg, $cloneid, $clonehome);
9244: if (($args->{'clonecourse'}) && ($args->{'clonedomain'})) {
1.578 raeburn 9245: ($can_clone, $clonemsg, $cloneid, $clonehome) = &check_clone($args,$linefeed);
1.566 albertel 9246: if ($context ne 'auto') {
1.578 raeburn 9247: if ($clonemsg ne '') {
9248: $clonemsg = '<span class="LC_error">'.$clonemsg.'</span>';
9249: }
1.566 albertel 9250: }
9251: $outcome .= $clonemsg.$linefeed;
9252:
9253: if (!$can_clone) {
9254: return (0,$outcome);
9255: }
9256: }
9257:
1.444 albertel 9258: #
9259: # Open course
9260: #
9261: my $crstype = lc($args->{'crstype'});
9262: my %cenv=();
9263: $$courseid=&Apache::lonnet::createcourse($args->{'course_domain'},
9264: $args->{'cdescr'},
9265: $args->{'curl'},
9266: $args->{'course_home'},
9267: $args->{'nonstandard'},
9268: $args->{'crscode'},
9269: $args->{'ccuname'}.':'.
9270: $args->{'ccdomain'},
9271: $args->{'crstype'});
9272:
9273: # Note: The testing routines depend on this being output; see
9274: # Utils::Course. This needs to at least be output as a comment
9275: # if anyone ever decides to not show this, and Utils::Course::new
9276: # will need to be suitably modified.
1.541 raeburn 9277: $outcome .= &mt('New LON-CAPA [_1] ID: [_2]',$crstype,$$courseid).$linefeed;
1.444 albertel 9278: #
9279: # Check if created correctly
9280: #
1.479 albertel 9281: ($$crsudom,$$crsunum)= &LONCAPA::split_courseid($$courseid);
1.444 albertel 9282: my $crsuhome=&Apache::lonnet::homeserver($$crsunum,$$crsudom);
1.541 raeburn 9283: $outcome .= &mt('Created on').': '.$crsuhome.$linefeed;
1.566 albertel 9284:
1.444 albertel 9285: #
1.566 albertel 9286: # Do the cloning
9287: #
9288: if ($can_clone && $cloneid) {
9289: $clonemsg = &mt('Cloning [_1] from [_2]',$crstype,$clonehome);
9290: if ($context ne 'auto') {
9291: $clonemsg = '<span class="LC_success">'.$clonemsg.'</span>';
9292: }
9293: $outcome .= $clonemsg.$linefeed;
9294: my %oldcenv=&Apache::lonnet::dump('environment',$$crsudom,$$crsunum);
1.444 albertel 9295: # Copy all files
1.637 www 9296: &Apache::lonclonecourse::copycoursefiles($cloneid,$$courseid,$args->{'datemode'},$args->{'dateshift'});
1.444 albertel 9297: # Restore URL
1.566 albertel 9298: $cenv{'url'}=$oldcenv{'url'};
1.444 albertel 9299: # Restore title
1.566 albertel 9300: $cenv{'description'}=$oldcenv{'description'};
1.444 albertel 9301: # Mark as cloned
1.566 albertel 9302: $cenv{'clonedfrom'}=$cloneid;
1.638 www 9303: # Need to clone grading mode
9304: my %newenv=&Apache::lonnet::get('environment',['grading'],$$crsudom,$$crsunum);
9305: $cenv{'grading'}=$newenv{'grading'};
9306: # Do not clone these environment entries
9307: &Apache::lonnet::del('environment',
9308: ['default_enrollment_start_date',
9309: 'default_enrollment_end_date',
9310: 'question.email',
9311: 'policy.email',
9312: 'comment.email',
9313: 'pch.users.denied',
9314: 'plc.users.denied'],
9315: $$crsudom,$$crsunum);
1.444 albertel 9316: }
1.566 albertel 9317:
1.444 albertel 9318: #
9319: # Set environment (will override cloned, if existing)
9320: #
9321: my @sections = ();
9322: my @xlists = ();
9323: if ($args->{'crstype'}) {
9324: $cenv{'type'}=$args->{'crstype'};
9325: }
9326: if ($args->{'crsid'}) {
9327: $cenv{'courseid'}=$args->{'crsid'};
9328: }
9329: if ($args->{'crscode'}) {
9330: $cenv{'internal.coursecode'}=$args->{'crscode'};
9331: }
9332: if ($args->{'crsquota'} ne '') {
9333: $cenv{'internal.coursequota'}=$args->{'crsquota'};
9334: } else {
9335: $cenv{'internal.coursequota'}=$args->{'crsquota'} = 20;
9336: }
9337: if ($args->{'ccuname'}) {
9338: $cenv{'internal.courseowner'} = $args->{'ccuname'}.
9339: ':'.$args->{'ccdomain'};
9340: } else {
9341: $cenv{'internal.courseowner'} = $args->{'curruser'};
9342: }
9343: my @badclasses = (); # Used to accumulate sections/crosslistings that did not pass classlist access check for course owner.
9344: if ($args->{'crssections'}) {
9345: $cenv{'internal.sectionnums'} = '';
9346: if ($args->{'crssections'} =~ m/,/) {
9347: @sections = split/,/,$args->{'crssections'};
9348: } else {
9349: $sections[0] = $args->{'crssections'};
9350: }
9351: if (@sections > 0) {
9352: foreach my $item (@sections) {
9353: my ($sec,$gp) = split/:/,$item;
9354: my $class = $args->{'crscode'}.$sec;
9355: my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$class,$cenv{'internal.courseowner'});
9356: $cenv{'internal.sectionnums'} .= $item.',';
9357: unless ($addcheck eq 'ok') {
9358: push @badclasses, $class;
9359: }
9360: }
9361: $cenv{'internal.sectionnums'} =~ s/,$//;
9362: }
9363: }
9364: # do not hide course coordinator from staff listing,
9365: # even if privileged
9366: $cenv{'nothideprivileged'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
9367: # add crosslistings
9368: if ($args->{'crsxlist'}) {
9369: $cenv{'internal.crosslistings'}='';
9370: if ($args->{'crsxlist'} =~ m/,/) {
9371: @xlists = split/,/,$args->{'crsxlist'};
9372: } else {
9373: $xlists[0] = $args->{'crsxlist'};
9374: }
9375: if (@xlists > 0) {
9376: foreach my $item (@xlists) {
9377: my ($xl,$gp) = split/:/,$item;
9378: my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$xl,$cenv{'internal.courseowner'});
9379: $cenv{'internal.crosslistings'} .= $item.',';
9380: unless ($addcheck eq 'ok') {
9381: push @badclasses, $xl;
9382: }
9383: }
9384: $cenv{'internal.crosslistings'} =~ s/,$//;
9385: }
9386: }
9387: if ($args->{'autoadds'}) {
9388: $cenv{'internal.autoadds'}=$args->{'autoadds'};
9389: }
9390: if ($args->{'autodrops'}) {
9391: $cenv{'internal.autodrops'}=$args->{'autodrops'};
9392: }
9393: # check for notification of enrollment changes
9394: my @notified = ();
9395: if ($args->{'notify_owner'}) {
9396: if ($args->{'ccuname'} ne '') {
9397: push(@notified,$args->{'ccuname'}.':'.$args->{'ccdomain'});
9398: }
9399: }
9400: if ($args->{'notify_dc'}) {
9401: if ($uname ne '') {
1.630 raeburn 9402: push(@notified,$uname.':'.$udom);
1.444 albertel 9403: }
9404: }
9405: if (@notified > 0) {
9406: my $notifylist;
9407: if (@notified > 1) {
9408: $notifylist = join(',',@notified);
9409: } else {
9410: $notifylist = $notified[0];
9411: }
9412: $cenv{'internal.notifylist'} = $notifylist;
9413: }
9414: if (@badclasses > 0) {
9415: my %lt=&Apache::lonlocal::texthash(
9416: 'tclb' => 'The courses listed below were included as sections or crosslistings affiliated with your new LON-CAPA course. However, if automated course roster updates are enabled for this class, these particular sections/crosslistings will not contribute towards enrollment, because the user identified as the course owner for this LON-CAPA course',
9417: 'dnhr' => 'does not have rights to access enrollment in these classes',
9418: 'adby' => 'as determined by the policies of your institution on access to official classlists'
9419: );
1.541 raeburn 9420: my $badclass_msg = $cenv{'internal.courseowner'}.') - '.$lt{'dnhr'}.
9421: ' ('.$lt{'adby'}.')';
9422: if ($context eq 'auto') {
9423: $outcome .= $badclass_msg.$linefeed;
1.566 albertel 9424: $outcome .= '<div class="LC_warning">'.$badclass_msg.$linefeed.'<ul>'."\n";
1.541 raeburn 9425: foreach my $item (@badclasses) {
9426: if ($context eq 'auto') {
9427: $outcome .= " - $item\n";
9428: } else {
9429: $outcome .= "<li>$item</li>\n";
9430: }
9431: }
9432: if ($context eq 'auto') {
9433: $outcome .= $linefeed;
9434: } else {
1.566 albertel 9435: $outcome .= "</ul><br /><br /></div>\n";
1.541 raeburn 9436: }
9437: }
1.444 albertel 9438: }
9439: if ($args->{'no_end_date'}) {
9440: $args->{'endaccess'} = 0;
9441: }
9442: $cenv{'internal.autostart'}=$args->{'enrollstart'};
9443: $cenv{'internal.autoend'}=$args->{'enrollend'};
9444: $cenv{'default_enrollment_start_date'}=$args->{'startaccess'};
9445: $cenv{'default_enrollment_end_date'}=$args->{'endaccess'};
9446: if ($args->{'showphotos'}) {
9447: $cenv{'internal.showphotos'}=$args->{'showphotos'};
9448: }
9449: $cenv{'internal.authtype'} = $args->{'authtype'};
9450: $cenv{'internal.autharg'} = $args->{'autharg'};
9451: if ( ($cenv{'internal.authtype'} =~ /^krb/) && ($cenv{'internal.autoadds'} == 1)) {
9452: if (! defined($cenv{'internal.autharg'}) || $cenv{'internal.autharg'} eq '') {
1.541 raeburn 9453: my $krb_msg = &mt('As you did not include the default Kerberos domain to be used for authentication in this class, the institutional data used by the automated enrollment process must include the Kerberos domain for each new student');
9454: if ($context eq 'auto') {
9455: $outcome .= $krb_msg;
9456: } else {
1.566 albertel 9457: $outcome .= '<span class="LC_error">'.$krb_msg.'</span>';
1.541 raeburn 9458: }
9459: $outcome .= $linefeed;
1.444 albertel 9460: }
9461: }
9462: if (($args->{'ccdomain'}) && ($args->{'ccuname'})) {
9463: if ($args->{'setpolicy'}) {
9464: $cenv{'policy.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
9465: }
9466: if ($args->{'setcontent'}) {
9467: $cenv{'question.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
9468: }
9469: }
9470: if ($args->{'reshome'}) {
9471: $cenv{'reshome'}=$args->{'reshome'}.'/';
9472: $cenv{'reshome'}=~s/\/+$/\//;
9473: }
9474: #
9475: # course has keyed access
9476: #
9477: if ($args->{'setkeys'}) {
9478: $cenv{'keyaccess'}='yes';
9479: }
9480: # if specified, key authority is not course, but user
9481: # only active if keyaccess is yes
9482: if ($args->{'keyauth'}) {
1.487 albertel 9483: my ($user,$domain) = split(':',$args->{'keyauth'});
9484: $user = &LONCAPA::clean_username($user);
9485: $domain = &LONCAPA::clean_username($domain);
1.488 foxr 9486: if ($user ne '' && $domain ne '') {
1.487 albertel 9487: $cenv{'keyauth'}=$user.':'.$domain;
1.444 albertel 9488: }
9489: }
9490:
9491: if ($args->{'disresdis'}) {
9492: $cenv{'pch.roles.denied'}='st';
9493: }
9494: if ($args->{'disablechat'}) {
9495: $cenv{'plc.roles.denied'}='st';
9496: }
9497:
9498: # Record we've not yet viewed the Course Initialization Helper for this
9499: # course
9500: $cenv{'course.helper.not.run'} = 1;
9501: #
9502: # Use new Randomseed
9503: #
9504: $cenv{'rndseed'}=&Apache::lonnet::latest_rnd_algorithm_id();;
9505: $cenv{'receiptalg'}=&Apache::lonnet::latest_receipt_algorithm_id();;
9506: #
9507: # The encryption code and receipt prefix for this course
9508: #
9509: $cenv{'internal.encseed'}=$Apache::lonnet::perlvar{'lonReceipt'}.$$.time.int(rand(9999));
9510: $cenv{'internal.encpref'}=100+int(9*rand(99));
9511: #
9512: # By default, use standard grading
9513: if (!defined($cenv{'grading'})) { $cenv{'grading'} = 'standard'; }
9514:
1.541 raeburn 9515: $outcome .= $linefeed.&mt('Setting environment').': '.
9516: &Apache::lonnet::put('environment',\%cenv,$$crsudom,$$crsunum).$linefeed;
1.444 albertel 9517: #
9518: # Open all assignments
9519: #
9520: if ($args->{'openall'}) {
9521: my $storeunder=$$crsudom.'_'.$$crsunum.'.0.opendate';
9522: my %storecontent = ($storeunder => time,
9523: $storeunder.'.type' => 'date_start');
9524:
9525: $outcome .= &mt('Opening all assignments').': '.&Apache::lonnet::cput
1.541 raeburn 9526: ('resourcedata',\%storecontent,$$crsudom,$$crsunum).$linefeed;
1.444 albertel 9527: }
9528: #
9529: # Set first page
9530: #
9531: unless (($args->{'nonstandard'}) || ($args->{'firstres'} eq 'blank')
9532: || ($cloneid)) {
1.445 albertel 9533: use LONCAPA::map;
1.444 albertel 9534: $outcome .= &mt('Setting first resource').': ';
1.445 albertel 9535:
9536: my $map = '/uploaded/'.$$crsudom.'/'.$$crsunum.'/default.sequence';
9537: my ($errtext,$fatal)=&LONCAPA::map::mapread($map);
9538:
1.444 albertel 9539: $outcome .= ($fatal?$errtext:'read ok').' - ';
9540: my $title; my $url;
9541: if ($args->{'firstres'} eq 'syl') {
1.690 bisitz 9542: $title=&mt('Syllabus');
1.444 albertel 9543: $url='/public/'.$$crsudom.'/'.$$crsunum.'/syllabus';
9544: } else {
1.690 bisitz 9545: $title=&mt('Navigate Contents');
1.444 albertel 9546: $url='/adm/navmaps';
9547: }
1.445 albertel 9548:
9549: $LONCAPA::map::resources[1]=$title.':'.$url.':false:start:res';
9550: (my $outtext,$errtext) = &LONCAPA::map::storemap($map,1);
9551:
9552: if ($errtext) { $fatal=2; }
1.541 raeburn 9553: $outcome .= ($fatal?$errtext:'write ok').$linefeed;
1.444 albertel 9554: }
1.566 albertel 9555:
9556: return (1,$outcome);
1.444 albertel 9557: }
9558:
9559: ############################################################
9560: ############################################################
9561:
1.378 raeburn 9562: sub course_type {
9563: my ($cid) = @_;
9564: if (!defined($cid)) {
9565: $cid = $env{'request.course.id'};
9566: }
1.404 albertel 9567: if (defined($env{'course.'.$cid.'.type'})) {
9568: return $env{'course.'.$cid.'.type'};
1.378 raeburn 9569: } else {
9570: return 'Course';
1.377 raeburn 9571: }
9572: }
1.156 albertel 9573:
1.406 raeburn 9574: sub group_term {
9575: my $crstype = &course_type();
9576: my %names = (
9577: 'Course' => 'group',
9578: 'Group' => 'team',
9579: );
9580: return $names{$crstype};
9581: }
9582:
1.156 albertel 9583: sub icon {
9584: my ($file)=@_;
1.505 albertel 9585: my $curfext = lc((split(/\./,$file))[-1]);
1.168 albertel 9586: my $iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/unknown.gif';
1.156 albertel 9587: my $embstyle = &Apache::loncommon::fileembstyle($curfext);
1.168 albertel 9588: if (!(!defined($embstyle) || $embstyle eq 'unk' || $embstyle eq 'hdn')) {
9589: if (-e $Apache::lonnet::perlvar{'lonDocRoot'}.'/'.
9590: $Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
9591: $curfext.".gif") {
9592: $iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
9593: $curfext.".gif";
9594: }
9595: }
1.249 albertel 9596: return &lonhttpdurl($iconname);
1.154 albertel 9597: }
1.84 albertel 9598:
1.575 albertel 9599: sub lonhttpdurl {
1.692 www 9600: #
9601: # Had been used for "small fry" static images on separate port 8080.
9602: # Modify here if lightweight http functionality desired again.
9603: # Currently eliminated due to increasing firewall issues.
9604: #
1.575 albertel 9605: my ($url)=@_;
1.692 www 9606: return $url;
1.215 albertel 9607: }
9608:
1.213 albertel 9609: sub connection_aborted {
9610: my ($r)=@_;
9611: $r->print(" ");$r->rflush();
9612: my $c = $r->connection;
9613: return $c->aborted();
9614: }
9615:
1.221 foxr 9616: # Escapes strings that may have embedded 's that will be put into
1.222 foxr 9617: # strings as 'strings'.
9618: sub escape_single {
1.221 foxr 9619: my ($input) = @_;
1.223 albertel 9620: $input =~ s/\\/\\\\/g; # Escape the \'s..(must be first)>
1.221 foxr 9621: $input =~ s/\'/\\\'/g; # Esacpe the 's....
9622: return $input;
9623: }
1.223 albertel 9624:
1.222 foxr 9625: # Same as escape_single, but escape's "'s This
9626: # can be used for "strings"
9627: sub escape_double {
9628: my ($input) = @_;
9629: $input =~ s/\\/\\\\/g; # Escape the /'s..(must be first)>
9630: $input =~ s/\"/\\\"/g; # Esacpe the "s....
9631: return $input;
9632: }
1.223 albertel 9633:
1.222 foxr 9634: # Escapes the last element of a full URL.
9635: sub escape_url {
9636: my ($url) = @_;
1.238 raeburn 9637: my @urlslices = split(/\//, $url,-1);
1.369 www 9638: my $lastitem = &escape(pop(@urlslices));
1.223 albertel 9639: return join('/',@urlslices).'/'.$lastitem;
1.222 foxr 9640: }
1.462 albertel 9641:
9642: # -------------------------------------------------------- Initliaze user login
9643: sub init_user_environment {
1.463 albertel 9644: my ($r, $username, $domain, $authhost, $form, $args) = @_;
1.462 albertel 9645: my $lonids=$Apache::lonnet::perlvar{'lonIDsDir'};
9646:
9647: my $public=($username eq 'public' && $domain eq 'public');
9648:
9649: # See if old ID present, if so, remove
9650:
9651: my ($filename,$cookie,$userroles);
9652: my $now=time;
9653:
9654: if ($public) {
9655: my $max_public=100;
9656: my $oldest;
9657: my $oldest_time=0;
9658: for(my $next=1;$next<=$max_public;$next++) {
9659: if (-e $lonids."/publicuser_$next.id") {
9660: my $mtime=(stat($lonids."/publicuser_$next.id"))[9];
9661: if ($mtime<$oldest_time || !$oldest_time) {
9662: $oldest_time=$mtime;
9663: $oldest=$next;
9664: }
9665: } else {
9666: $cookie="publicuser_$next";
9667: last;
9668: }
9669: }
9670: if (!$cookie) { $cookie="publicuser_$oldest"; }
9671: } else {
1.463 albertel 9672: # if this isn't a robot, kill any existing non-robot sessions
9673: if (!$args->{'robot'}) {
9674: opendir(DIR,$lonids);
9675: while ($filename=readdir(DIR)) {
9676: if ($filename=~/^$username\_\d+\_$domain\_$authhost\.id$/) {
9677: unlink($lonids.'/'.$filename);
9678: }
1.462 albertel 9679: }
1.463 albertel 9680: closedir(DIR);
1.462 albertel 9681: }
9682: # Give them a new cookie
1.463 albertel 9683: my $id = ($args->{'robot'} ? 'robot'.$args->{'robot'}
1.684 www 9684: : $now.$$.int(rand(10000)));
1.463 albertel 9685: $cookie="$username\_$id\_$domain\_$authhost";
1.462 albertel 9686:
9687: # Initialize roles
9688:
9689: $userroles=&Apache::lonnet::rolesinit($domain,$username,$authhost);
9690: }
9691: # ------------------------------------ Check browser type and MathML capability
9692:
9693: my ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
9694: $clientunicode,$clientos) = &decode_user_agent($r);
9695:
9696: # -------------------------------------- Any accessibility options to remember?
9697: if (($form->{'interface'}) && ($form->{'remember'} eq 'true')) {
9698: foreach my $option ('imagesuppress','appletsuppress',
9699: 'embedsuppress','fontenhance','blackwhite') {
9700: if ($form->{$option} eq 'true') {
9701: &Apache::lonnet::put('environment',{$option => 'on'},
9702: $domain,$username);
9703: } else {
9704: &Apache::lonnet::del('environment',[$option],
9705: $domain,$username);
9706: }
9707: }
9708: }
9709: # ------------------------------------------------------------- Get environment
9710:
9711: my %userenv = &Apache::lonnet::dump('environment',$domain,$username);
9712: my ($tmp) = keys(%userenv);
9713: if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
9714: # default remote control to off
9715: if ($userenv{'remote'} ne 'on') { $userenv{'remote'} = 'off'; }
9716: } else {
9717: undef(%userenv);
9718: }
9719: if (($userenv{'interface'}) && (!$form->{'interface'})) {
9720: $form->{'interface'}=$userenv{'interface'};
9721: }
9722: $env{'environment.remote'}=$userenv{'remote'};
9723: if ($userenv{'texengine'} eq 'ttm') { $clientmathml=1; }
9724:
9725: # --------------- Do not trust query string to be put directly into environment
9726: foreach my $option ('imagesuppress','appletsuppress',
9727: 'embedsuppress','fontenhance','blackwhite',
9728: 'interface','localpath','localres') {
9729: $form->{$option}=~s/[\n\r\=]//gs;
9730: }
9731: # --------------------------------------------------------- Write first profile
9732:
9733: {
9734: my %initial_env =
9735: ("user.name" => $username,
9736: "user.domain" => $domain,
9737: "user.home" => $authhost,
9738: "browser.type" => $clientbrowser,
9739: "browser.version" => $clientversion,
9740: "browser.mathml" => $clientmathml,
9741: "browser.unicode" => $clientunicode,
9742: "browser.os" => $clientos,
9743: "server.domain" => $Apache::lonnet::perlvar{'lonDefDomain'},
9744: "request.course.fn" => '',
9745: "request.course.uri" => '',
9746: "request.course.sec" => '',
9747: "request.role" => 'cm',
9748: "request.role.adv" => $env{'user.adv'},
9749: "request.host" => $ENV{'REMOTE_ADDR'},);
9750:
9751: if ($form->{'localpath'}) {
9752: $initial_env{"browser.localpath"} = $form->{'localpath'};
9753: $initial_env{"browser.localres"} = $form->{'localres'};
9754: }
9755:
9756: if ($public) {
9757: $initial_env{"environment.remote"} = "off";
9758: }
9759: if ($form->{'interface'}) {
9760: $form->{'interface'}=~s/\W//gs;
9761: $initial_env{"browser.interface"} = $form->{'interface'};
9762: $env{'browser.interface'}=$form->{'interface'};
9763: foreach my $option ('imagesuppress','appletsuppress',
9764: 'embedsuppress','fontenhance','blackwhite') {
9765: if (($form->{$option} eq 'true') ||
9766: ($userenv{$option} eq 'on')) {
9767: $initial_env{"browser.$option"} = "on";
9768: }
9769: }
9770: }
9771:
9772: $env{'user.environment'} = "$lonids/$cookie.id";
9773:
9774: if (tie(my %disk_env,'GDBM_File',"$lonids/$cookie.id",
9775: &GDBM_WRCREAT(),0640)) {
9776: &_add_to_env(\%disk_env,\%initial_env);
9777: &_add_to_env(\%disk_env,\%userenv,'environment.');
9778: &_add_to_env(\%disk_env,$userroles);
1.463 albertel 9779: if (ref($args->{'extra_env'})) {
9780: &_add_to_env(\%disk_env,$args->{'extra_env'});
9781: }
1.462 albertel 9782: untie(%disk_env);
9783: } else {
1.705 tempelho 9784: &Apache::lonnet::logthis("<span style=\"color:blue;\">WARNING: ".
9785: 'Could not create environment storage in lonauth: '.$!.'</span>');
1.462 albertel 9786: return 'error: '.$!;
9787: }
9788: }
9789: $env{'request.role'}='cm';
9790: $env{'request.role.adv'}=$env{'user.adv'};
9791: $env{'browser.type'}=$clientbrowser;
9792:
9793: return $cookie;
9794:
9795: }
9796:
9797: sub _add_to_env {
9798: my ($idf,$env_data,$prefix) = @_;
1.676 raeburn 9799: if (ref($env_data) eq 'HASH') {
9800: while (my ($key,$value) = each(%$env_data)) {
9801: $idf->{$prefix.$key} = $value;
9802: $env{$prefix.$key} = $value;
9803: }
1.462 albertel 9804: }
9805: }
9806:
1.685 tempelho 9807: # --- Get the symbolic name of a problem and the url
9808: sub get_symb {
9809: my ($request,$silent) = @_;
9810: (my $url=$env{'form.url'}) =~ s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
9811: my $symb=($env{'form.symb'} ne '' ? $env{'form.symb'} : (&Apache::lonnet::symbread($url)));
9812: if ($symb eq '') {
9813: if (!$silent) {
9814: $request->print("Unable to handle ambiguous references:$url:.");
9815: return ();
9816: }
9817: }
9818: &Apache::lonenc::check_decrypt(\$symb);
9819: return ($symb);
9820: }
9821:
9822: # --------------------------------------------------------------Get annotation
9823:
9824: sub get_annotation {
9825: my ($symb,$enc) = @_;
9826:
9827: my $key = $symb;
9828: if (!$enc) {
9829: $key =
9830: &Apache::lonnet::clutter((&Apache::lonnet::decode_symb($symb))[2]);
9831: }
9832: my %annotation=&Apache::lonnet::get('nohist_annotations',[$key]);
9833: return $annotation{$key};
9834: }
9835:
9836: sub clean_symb {
9837: my ($symb) = @_;
9838:
9839: &Apache::lonenc::check_decrypt(\$symb);
9840: my $enc = $env{'request.enc'};
9841: delete($env{'request.enc'});
9842:
9843: return ($symb,$enc);
9844: }
1.462 albertel 9845:
1.41 ng 9846: =pod
9847:
9848: =back
9849:
1.112 bowersj2 9850: =cut
1.41 ng 9851:
1.112 bowersj2 9852: 1;
9853: __END__;
1.41 ng 9854:
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